Akademik

fossa
a ventral trough in the clypeus into which the mandible's condyle articulates [Wilson, 1989].
(Class Ostracoda):
Type of valve scultpture: single mesh in reticulate pattern (reticulum). Consists of central space (solum) and surrounding walls (muri) [Stachowitsch, 1992].

Crustacea glossary. . 2011.