Akademik

annulus ventralis
Crayfish seminal receptacle, consisting of median sclerite between fourth and fifth pereiopods; the spermatophore receptacle on sternum of female (see Fig. 23d) [Hobbs and Jass, 1988].
Seminal receptacle of cambarids, consisting of a median sclerite between the fourth and fifth pereiopods [Hobbs, Hobbs, and Daniel 1977].
Seminal receptacle of female crayfish [McLaughlin, 1980].

Crustacea glossary. . 2011.