Myacea
plural nounMy·a·cea | \ mīˈāshēə \
Definition of Myacea
: a suborder of Eulamellibranchia that comprises bivalve mollusks with well-developed siphons, gaping valves, and a pallial sinus and includes various economically important edible mollusks (as of the genus Mya) — see myacidae
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