Clymenidae
plural noun
Cly·men·i·dae
\klīˈmenəˌdē, klə̇ˈ-\
Definition of Clymenidae
: a family of extinct Devonian ammonoids having the siphuncle at the dorsal margin of the whorls
From the M-W Editors
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Origin and Etymology of clymenidae
New Latin, from Clymenia, type genus (from Clymene + New Latin -ia) + -idae
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