procerite
The segment next to the flagellum of the antennae of crustaceans.
Merocerite or second joint also furnished with a few yellow hairs, like the carpocerite; terminal filament or procerite a little shorter than the carapace, multiarticulate and provided with long yellow verticilated hairs.
Where it comes from
From pro- + Ancient Greek κέρας (kéras, “horn”) + -ite.
Adapted from the Wiktionary entry procerite (CC BY-SA 4.0).