A very short transverse area bordering the posterior margin of the metagastric region on the carapace of crabs [Chace and Hobbs, 1969].
Posterior division of gastric region of decapod (brachyuran) carapace; sometimes called genital region [Moore and McCormick, 1969].
Posteromedian lobe or subregion of gastric region, sometimes called genital region [Williams, 1984].
(Order Decapoda):
See: carapace regions (f) [McLaughlin, 1980].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.