† Triforis mitella Dall, 1892
Triforis mitella Dall, 1892: 265, pl. 21, fig. 10.
Triphora mitella Dall, 1892 — Rolán & Fernández-Garcés 2007: 16.
Type locality. United States, Florida, Chipola beds, Burns.
Type stratum. Lower Miocene.
Type material. USNM–MO 113315, syntypes .
Distribution. United States, Florida (Dall 1892).
Geological age. Miocene (Dall 1892).