King, 1859
Pouch-shaped, almost linguloid, minute, biconvex rectimarginate, smooth. thin, punctae rather large and remote; rostrum apicate, foramen delthyridid, deltidial plates rudimentary. Hinge teeth without dental plates, no hinge plates; cardinalia weak, cardinal process minute, lophophore trocholophous, attached to dorsal mantle, no median septum, traces of loop with its lower sides cemented to valve.
Source: Moore, 1965.
The following species that belong to this genus occurs in this region:
Gwynia capsula