heterodonts

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• fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with …   Universalium

• Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… …   Universalium

• Hemidonax pictus — Taxobox name = Hemidonax pictus fossil range = image width = 250px image caption = regnum = Animalia phylum = Mollusca classis = Bivalvia classis authority = subclassis = Heterodonta ordo = Veneroida familia = Hemidonacidae genus = Hemidonax… …   Wikipedia

• posterior lateral — tooth (MOLLUSCA: Bivalvia) In heterodonts, the lateral tooth situated posterior to the beaks and ligament …   Dictionary of invertebrate zoology