heterodont hinge

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hinge — (Class Ostracoda): Complementary interlocking articulatory structures on inner dorsal margin of valves. See: ADont hinge, merodont hinge, lophodont hinge, pentodont hinge, holomerodont hinge, antimerodont hinge, entomodont hinge, gongylodont… … Crustacea glossary
Heterodont — The anatomical term heterodont (from Greek, meaning different teeth ) refers to animals which possess more than a single tooth morphology. For example, members of the Synapsida (which includes mammals) generally possess incisors, canines (… … Wikipedia
Bivalvia — Taxobox name = Bivalvia fossil range = Cambrian Recent image width = 250px image caption = Acephala from Ernst Haeckel s Kunstformen der Natur , 1904 regnum = Animalia phylum = Mollusca classis = Bivalvia classis authority = Linnaeus, 1758… … Wikipedia
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium

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