IUCN threat status:

Not evaluated

Comprehensive Description

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Description

 Disk circular (dd = 0.63 to 4.79 mm). Covered by small, hyaline bifid or trifid spines, also on the radial shields (Fig. 2f). Radial shields longer than wide, separated by a row of scales (Fig. 2f). Ventral interradius covered by spines similar to dorsal (Fig. 2g). Bursal slits short and wide. Oral shields enlarged laterally, triangular, with distal margin (Fig. 2h). Adoral shields united proximally. No oral papillae, but jaws bear terminal clump of dental papillae (Fig. 2h). Dorsal arm plate fan-shaped (Fig. 2i). Ventral arm plate slightly longer than wide, hexagonal, with distal margin long and slightly concave (Fig. 2j). Nine long arm spines, vitreous and denticulate, the one but last smallest and the last modified into a hook. Single tentacle scale small.

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Creative Commons Attribution 3.0 (CC BY 3.0)

© Anne I. Gondim, Carmen Alonso, Thelma L. P. Dias, Cynthia L. C. Manso, Martin L. Christoffersen

Source: ZooKeys

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