Malacology is the study of mollusks. This includes animals like octopus, snails, slugs, and clams. It is the second largest phylum of animals, making them one of the most successful groups on the planet. There are over 80,000 described species of mollusks with many more left to be discovered. Mullusca is composed of 8 recognized classes including Cephalopoda, Gastropoda, Polyplacophora, Scaphapoda, Monoplacophorans, the Aplacophorans, Caudofoveata and Solenogastres, and Bivalvia.
Eastern White Slipper Snail
Nova Scotia to Florida
0 to 0 meters
Marine; Shallow water; often associated with hermit crabs and horse shoe crabs
These shell can typically be found on the inside of dead shells especially those hosted by hermit crabs and on the shells of horseshoe crabs. They feed on the excess food scraps and waste of these crabs.
MolluscaBase eds. (2021). MolluscaBase. Crepidula plana Say, 1822. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=160230 on 2021-06-10
Morris, P. A. (1987). A field guide to shells: Atlantic and Gulf coasts and the West Indies (3rd ed.). Houghton Mifflin.
Rosenberg, G. 2009. Malacolog 4.1.1: A Database of Western Atlantic Marine Mollusca. [WWW database (version 4.1.1)] URL http://www.malacolog.org/