Patelloida

Taxobox
name = "Patelloida"


image_caption =
regnum = Animalia
phylum = Mollusca
classis = Gastropoda
subclassis = Orthogastropoda
ordo = Patellogastropoda
familia = Acmaeidae
genus = "Patelloida"
genus_authority = Qoy and Gaimard, 1834
subdivision_ranks = Species
subdivision = See text.

"Patelloida" is a genus of sea snails or true limpets, marine gastropod molluscs in the family Acmaeidae, the true limpets.

Distribution

This genus occurs in New Zealand, Australia, Japan, and the tropical Western Atlantic.

Description

"Patelloida" shells are thick, with prominent radial ribs, variously shaped, but mostly flat and broadly ovate, porcellaneous, opaque, predominantly white, but the internal margin and the muscle attachment mark on the underside of the shell are usually dark.

The radula of "Patelloida" has two anterior centrals with broad recurved cusps, two laterals posterior to these on each side, the inner with broad recurved cusps, the outer smaller, and two small marginals on each side.

pecies

* "Patelloida corticata" (Hutton, 1880)
* "Patelloida pustulata" (Helbling, 1779) - spotted limpet

References

*
* Powell A. W. B., "New Zealand Mollusca", William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1