noun
Heterodonta
A subclass of bivalve molluscs that includes clams, cockles, and many other common bivalves. Used in biological and taxonomic contexts.
異歯亜綱には、アサリやハマグリなどが含まれる。
Heterodonta includes clams, common orient clams, and others.
A modern taxonomic term composed of 異 (different), 歯 (tooth), 亜 (sub-), and 綱 (class), referring to the varied hinge teeth characteristic of this bivalve subclass.