Overview

Comprehensive Description

Description

Caruncle present. Nuchal organ short, at most one segment long. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present. Dorsal branchiae all simple. First branchiae without process at base on anterior face. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests absent. Ventral crests absent. Chaetiger 1 notopodium present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 15. Neuropodial hooded hooks with accessory tooth or teeth above the main fang, 2 accessory teeth (tridentate). Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present; 4 eyes. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 5. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, all simple. First branchiae without process at base on anterior face. Branchiae are all long and filamentous. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests absent. Ventral crests absent. Chaetiger 1 notopodium present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 17. Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 12. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 5. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout. First branchiae without process at base on anterior face. All short and appear apinnate but hard to tell. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests absent. Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 19. Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 21. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present; 4 eyes. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 7–9. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, all simple. First branchiae without process at base on anterior face. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests present; first dorsal crest present on chaetiger 9–11. Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 with prominent triangular ventral extension. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 14–16. Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 10. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present. Dorsal branchiae absent from many median and posterior chaetigers. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout. First branchiae without process at base on anterior face. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests absent. Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 10. Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 10. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present; 4 eyes. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 5. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, modified on some or all chaetigers, typically pinnate or flabellate. Modified dorsal branchiae with digitiform pinnae. First branchiae without process at base on anterior face. Dorsal branchiae of chaetiger 3 simple; 4 simple; 5 pinnate. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests present; first dorsal crest present on chaetiger 7. Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 with prominent triangular ventral extension. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 17. Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 10. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 5. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, all simple or modified on some or all chaetigers, typically pinnate or flabellate. First branchiae without process at base on anterior face. Dorsal branchiae of chaetiger 3 simple; 4 simple; 5 simple. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests present; first dorsal crest present on chaetiger 7. Ventral crests absent. Chaetiger 1 notopodium present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present; 2 eyes (very large). Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 5. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, modified on some or all chaetigers, typically pinnate or flabellate. Modified dorsal branchiae with digitiform pinnae. First branchiae without process at base on anterior face. Dorsal branchiae of chaetiger 2 pinnate; 3 simple; 4 simple; 5 pinnate. Pinnate branchiae longest. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests present; first dorsal crest present on chaetiger 11–12 (low crests); present on chaetigers 13 (approximately). Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 with prominent triangular ventral extension. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 13–18. Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 10. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes absent. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 6–13. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, all simple. First branchiae without process at base on anterior face. All branchiae similar lengths. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests absent. Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present. Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 5. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, modified on some or all chaetigers, typically pinnate or flabellate. Modified dorsal branchiae with digitiform pinnae. First branchiae without process at base on anterior face. Dorsal branchiae of chaetiger 2 pinnate; 3 simple; 4 simple; 5 pinnate. All branchiae similar in length. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests absent. Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 19. Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 14. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present; 2 eyes. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 5. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, modified on some or all chaetigers, typically pinnate or flabellate. Modified dorsal branchiae with digitiform pinnae. First branchiae without process at base on anterior face. Dorsal branchiae of chaetiger 2 pinnate; 3 simple; 4 simple; 5 simple. Dorsal branchiae longest on anterior-most chaetigers, decreasing posteriorly. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests present (reduced on some, especially smaller specimens); first dorsal crest present on chaetiger 6 (as low ridge); present on chaetigers 6–19 (continuing as low ridges for at least 13 setigers in largest specimens, less visible in small specimens). Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches present. Interparapodial pouches on chaetigers 4–23. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 18–21 (on the same or preceding chaetiger on which sabre chaetae appear, both appear earlier in smaller specimens). Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 17–20 (in pairs in larger specimens). Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present; 2 eyes (but very faint). Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 5. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, modified on some or all chaetigers, typically pinnate or flabellate. Modified dorsal branchiae with digitiform pinnae. First branchiae without process at base on anterior face. Dorsal branchiae of chaetiger 2 pinnate; 3 simple; 4 simple; 5 simple. Dorsal branchiae longest on anterior-most chaetigers, decreasing posteriorly. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests absent. Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 with prominent triangular ventral extension. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 10. Neuropodial hooded hooks with accessory tooth or teeth above the main fang. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 10. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present, continuing back to chaetiger 2. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present; 4 eyes. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 9–10. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, all simple. First branchiae without process at base on anterior face. Dorsal branchiae longest on anterior-most chaetigers, decreasing posteriorly. Branchiae about as long as notopodial lobe on first few branchial segments, decreasing and shorter than notopodial lobe on subsequent segments. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests absent. Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Notopodial hooded hooks present, first on chaetiger(s) 32. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 16. Neuropodial hooded hooks with accessory tooth or teeth above the main fang, 2 accessory teeth (tridentate), secondary tooth and main fang forming a prominent angle, about 90º or more. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 19. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin. Lateral horns absent. Caruncle present, continuing back to chaetiger 2. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present; 4 eyes. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2. Dorsal branchiae absent from many median and posterior chaetigers, last present on chaetiger 5. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout, modified on some or all chaetigers, typically pinnate or flabellate. Modified dorsal branchiae with digitiform pinnae. First branchiae without process at base on anterior face. Dorsal branchiae of chaetiger 2 pinnate (3–4 times length of notopodia); 3 simple (1.5 times length of notopodia); 4 simple (1.5 times length of notopodia); 5 pinnate (2–3 times length of notopodia). Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests present; first dorsal crest present on chaetiger 7; present on chaetigers 7 (low). Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Notopodial hooded hooks present. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present, first present on chaetiger 17. Neuropodial hooded hooks with accessory tooth or teeth above the main fang, multiple accessory teeth (more than 3), secondary tooth closely applied to the main fang, about 45º. Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions, first on chaetiger(s) 10. Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Description

Prostomium blunt, anteriorly truncate or rounded, anterior margin with entire anterior margin or bifid, with anterior margin indented. Lateral horns absent. Caruncle present. Occipital antenna absent. Nuchal organ short, at most one segment long. Eyes present, or absent. Palps simple, lacking basal sheath. Dorsal ridge connecting bases of branchiae on chaetiger 1 absent. Prominent dorsal collar on setiger 2 absent. Dorsal branchiae present, first present on chaetiger 2–3 (rarely from chaetiger 3). Dorsal branchiae absent from many median and posterior chaetigers. Dorsal branchiae continuous. Dorsal branchiae free and separate from notopodial lamellae throughout. First branchiae without process at base on anterior face. Accessory branchiae arising from posterior part of notopodium absent. Ventral branchiae absent. Chaetiger 3 without filament at base of branchiae. Dorsal crests present, or absent. Ventral crests absent. Chaetiger 1 notopodium present. Chaetiger 1 notochaetae present, or absent. Neuropodial lobe of chaetiger 2 rounded, approximately symmetrical. Neuropodial lobes of posterior chaetigers a single lobe. Interparapodial pouches absent. Chaetigers 2–4 similar, not strongly differentiated. Chaetiger 5 unmodified, similar to subsequent chaetigers. Posterior modified notochaetae absent. Notopodial hooded hooks present. Neurochaetae of chaetiger 1 simple capillaries similar to those of subsequent chaetigers. Neuropodial hooded hooks present. Neuropodial hooded hooks with accessory tooth or teeth above the main fang, 1 accessory tooth (bidentate) or 2 accessory teeth (tridentate) or 3 accessory teeth (quadridentate) or multiple accessory teeth (more than 3). Shaft of neuropodial hooded hooks of constant thickness, lacking a constriction. Neuropodial sabre chaetae present, in ventral-most positions or absent (present in all Australian spp.). Neuropodial spines absent. Embedded bunches of notopodial needle chaetae absent.

Description generated from: Wilson, RS & McDiarmid, H 2013. Spionidae (Polychaeta)- A DELTA database of genera, and Australian species. Version 2; originally published as In RS Wilson, PA Hutchings & CJ Glasby (eds) Polychaetes: An Interactive Identification Guide. CSIRO Publishing, Melbourne.

Additional references:
Blake, JA and Kudenov, JD. 1978. The Spionidae (Polychaeta) from southeastern Australia and adjacent areas with a revision of the genera. Memoirs of the National Museum of Victoria 39, 171-280.
Wilson, RS. 1990. Prionospio and Paraprionospio (Polychaeta: Spionidae) from southern Australia. Memoirs of the Museum of Victoria 50, 243-274.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Distribution

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: South-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: South-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Global distribution Australia; distribution within Australia: North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Distribution within Australia: South-eastern Australia, South-western Australia, North-eastern Australia and North-western Australia.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Ecology

Habitat

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Marine, shelf, slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Marine, shelf.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Marine, shelf.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Slope.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Marine, inshore (including inshore bays).

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Insufficient data.

Creative Commons Attribution 3.0 (CC BY 3.0)

© Wilson, Robin

Source: Annelida LifeDesk

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Known from seamounts and knolls
  • Stocks, K. 2009. Seamounts Online: an online information system for seamount biology. Version 2009-1. World Wide Web electronic publication.
Creative Commons Attribution 3.0 (CC BY 3.0)

© WoRMS for SMEBD

Source: World Register of Marine Species

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Depth range based on 492 specimens in 6 taxa.
Water temperature and chemistry ranges based on 86 samples.

Environmental ranges
  Depth range (m): -99 - 2632.5
  Temperature range (°C): 1.824 - 27.678
  Nitrate (umol/L): 0.253 - 43.603
  Salinity (PPS): 32.021 - 35.209
  Oxygen (ml/l): 1.130 - 6.268
  Phosphate (umol/l): 0.038 - 3.060
  Silicate (umol/l): 1.081 - 170.860

Graphical representation

Depth range (m): -99 - 2632.5

Temperature range (°C): 1.824 - 27.678

Nitrate (umol/L): 0.253 - 43.603

Salinity (PPS): 32.021 - 35.209

Oxygen (ml/l): 1.130 - 6.268

Phosphate (umol/l): 0.038 - 3.060

Silicate (umol/l): 1.081 - 170.860
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage

Barcode of Life Data Systems (BOLD) Stats
                                        
Specimen Records:133Public Records:42
Specimens with Sequences:67Public Species:5
Specimens with Barcodes:66Public BINs:6
Species:16         
Species With Barcodes:9         
          
Creative Commons Attribution 3.0 (CC BY 3.0)

© Barcode of Life Data Systems

Source: Barcode of Life Data Systems (BOLD)

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Barcode data

Creative Commons Attribution 3.0 (CC BY 3.0)

© Barcode of Life Data Systems

Source: Barcode of Life Data Systems (BOLD)

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Locations of barcode samples

Collection Sites: world map showing specimen collection locations for Prionospio

Creative Commons Attribution 3.0 (CC BY 3.0)

© Barcode of Life Data Systems

Source: Barcode of Life Data Systems (BOLD)

Trusted

Article rating from 0 people

Default rating: 2.5 of 5

Disclaimer

EOL content is automatically assembled from many different content providers. As a result, from time to time you may find pages on EOL that are confusing.

To request an improvement, please leave a comment on the page. Thank you!