Prionodesmacea

plural noun

Pri·​ono·​des·​ma·​cea

ˌprīə(ˌ)nōˌdezˈmāsēə;

prīˌänō-,

prīˌōnō-

in some classifications

: a division of Lamellibranchia comprising comparatively primitive bivalve mollusks that typically have the hinge prionodont and being approximately equal to the combined orders Protobranchia and Filibranchia

prionodesmacean

¦⸗⸗(ˌ)⸗¦⸗¦māshən

⸗¦⸗⸗¦⸗¦⸗⸗

noun or adjective

prionodesmaceous

-shəs

adjective

Word History

Etymology

New Latin, from prion- + desm- + -acea

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