Bazsites.com Bivalvia

Directory Topics

Bivalves - Taxonomy on a Half-Shell - Bivalve taxonomy information and research. Includes extensive biobliographic information on bivalve genera. Part of the Partnerships for Enhancing Expertise in Taxonomy (PEET) project of the National Science Foundation.
Mike's Seashell - Images of Polyplacopoda, Gastropoda, Bivalvia, Cephalopoda and other species.
Field Guide to Freshwater Mussels of the Midwest - Online version of book of the same name, published by the Illinois Natural History Survey.
Unio Gallery - Images of freshwater pearly mussels (unionoids) of North America.
Tennessee Freshwater Mussels - McClung Museum virtual exhibit that explores the bivalves' biology and history.
North Carolina Freshwater Mussels - Species list, species accounts with photos, identification keys, life history, shell anatomy, glossary, and references.
Oyster Reefs - Information about oyster reefs in the Chesapeake Bay region.
Freshwater Mussel Genera of the World - Illustrations and information about the various groups.
Malacologia - Una galleria di immagini di soggetti appartenenti agli ordini Bivalvia, Gastropoda e Cephalopoda, a cura dell'Associazione Pisana Scienze Naturali.

Bivalvia - Bivalves are mollusks belonging to the class Bivalvia. They typically have two-part shells, with both valves being symmetrical along the hinge line.
Unionoida - The Unionoida is a taxonomic category, an order within the class Bivalvia. This order consists of several genera of freshwater mussels, including the genus Unio.
Heterodonta - Heterodonta is a mollusc subclass in the class Bivalvia and contains the orders †Cycloconchidae, †Hippuritoida (rudists), †Lyrodesmatidae, Myoida (typical clams and allies), †Redoniidae, and Veneroida (cockles and allies).
Paleoheterodonta - Paleoheterodonta is a mollusc subclass of the Bivalvia. It contains the extant order Unionoida.
Pteriomorphia - Pteriomorphia is a mollusc subclass of the Bivalvia. Apart from the orders Arcoida, Mytiloida, Ostreoida, and Pterioida, it also contains some extinct and probably basal families, such as the Evyanidae, Colpomyidae, Bakevelliidae, Cassianellidae and Lithiotidae.