† Triforis tricarinata Meunier, 1880
Triforis tricarinatus Meunier, 1880: 249, pl. 14, fig. 13–14.
Triforis (Monophorus) tricarinatus (Meunier, 1880) — Sacco 1895: 65.
Type locality. France, Pierrefitte near Etampes.
Type stratum. Oligocene.
Type material. MNHN.F.J05162, holotype .
Distribution. France (Meunier 1880).
Geological age. Oligocene (Meunier 1880).
Remarks. The genus Triforis is of feminine gender, therefore the name should be Triforis tricarinata .