Fissurella crassa, common name the thick keyhole limpet, is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets and slit limpets.Bouchet, P. (2012). Fissurella crassa Lamarck, 1822. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=570517 on 2012-12-31McLean J.H. (1984) Systematics of Fissurella in the Peruvian and Magellanic faunal provinces (Gastropoda: Prosobranchia). Contributions in Science, Natural History Museum of Los Angeles County 354: 1-70. (29 October 1984)
Description
The size of the shell varies between 34 mm and 90 mm. Distribution This species occurs in the Central Pacific to Peru and Chile; but not off the Galápagos Islands.
References
External links
Biodiversity Heritage Library (59 publications) GenBank (14 nucleotides; 12 proteins) USNM Invertebrate Zoology Mollusca Collection World Register of Marine Species