( n. pl. )
A subdivision of the taenioglossate gastropods, including the fig-shells (Pyrula), the helmet shells (Cassis), the tritons, and allied genera.
( n. pl. )
A subdivision of the taenioglossate gastropods, including the fig-shells (Pyrula), the helmet shells (Cassis), the tritons, and allied genera.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012