Overview

Comprehensive Description

Description

 A small top shell, it is slightly broader, more rounded and flatter than Gibbula cineraria, it also has a large round umbilicus (a deep hole on the underside of the shell). It is dull greenish-grey in colour and has broad diagonal stripes of reddish-purple.A form without the umbilicus has been recorded in south-east Cornwall and south-west Devon.
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Source: Marine Life Information Network

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Distribution

Absent from North Sea and British coasts in eastern basin of Channel
  • Hayward, P.J.; Ryland, J.S. (Ed.) (1990). The marine fauna of the British Isles and North-West Europe: 1. Introduction and protozoans to arthropods. Clarendon Press: Oxford, UK. ISBN 0-19-857356-1. 627 pp.
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© WoRMS for SMEBD

Source: World Register of Marine Species

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Ecology

Habitat

Depth range based on 167 specimens in 1 taxon.
Water temperature and chemistry ranges based on 34 samples.

Environmental ranges
  Depth range (m): 0 - 10.35
  Temperature range (°C): 11.471 - 12.348
  Nitrate (umol/L): 4.729 - 7.121
  Salinity (PPS): 35.184 - 35.363
  Oxygen (ml/l): 6.069 - 6.200
  Phosphate (umol/l): 0.336 - 0.439
  Silicate (umol/l): 2.315 - 3.285

Graphical representation

Depth range (m): 0 - 10.35

Temperature range (°C): 11.471 - 12.348

Nitrate (umol/L): 4.729 - 7.121

Salinity (PPS): 35.184 - 35.363

Oxygen (ml/l): 6.069 - 6.200

Phosphate (umol/l): 0.336 - 0.439

Silicate (umol/l): 2.315 - 3.285
 
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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 Found from the upper shore into the sublittoral on sheltered rocky shores and is tolerant of emersion and brackish waters.
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Molecular Biology and Genetics

Molecular Biology

Barcode data: Gibbula umbilicalis

The following is a representative barcode sequence, the centroid of all available sequences for this species.


No available public DNA sequences.

Download FASTA File
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Source: Barcode of Life Data Systems (BOLD)

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Statistics of barcoding coverage: Gibbula umbilicalis

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 7
Specimens with Barcodes: 11
Species With Barcodes: 1
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Source: Barcode of Life Data Systems (BOLD)

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Wikipedia

Gibbula umbilicalis

Gibbula umbilicalis, common name the flat top shell, is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.[1]

Description[edit]

The size of an adult shell varies between 10 mm and 22 mm.

Distribution[edit]

This marine species occurs in European waters and in the Mediterranean Sea off Morocco.

References[edit]

  1. ^ a b Gibbula umbilicalis (da Costa, 1778).  Retrieved through: World Register of Marine Species on 3 July 2011.
  • Backeljau, T. (1986). Lijst van de recente mariene mollusken van België [List of the recent marine molluscs of Belgium]. Koninklijk Belgisch Instituut voor Natuurwetenschappen: Brussels, Belgium. 106 pp.
  • Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180-213
  • Muller, Y. (2004). Faune et flore du littoral du Nord, du Pas-de-Calais et de la Belgique: inventaire. [Coastal fauna and flora of the Nord, Pas-de-Calais and Belgium: inventory]. Commission Régionale de Biologie Région Nord Pas-de-Calais: France. 307 pp
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