Acteon politus (Gabb, 1869) Figure 2 M–N

Ringinella polita Gabb, 1869: 174-175, 231, pl. 28, fig. 60.

Type locality.

Colusa County, California, USA; stratum: Shasta Group (Shasta Formation); age: Cretaceous.

Type material.

Lectotype, ANSP IP4266 (designation in Stewart 1926: 431, fig. 18); paralectotype, ANSP IP79514, 11 shells (as "types lot" in Richards 1968: 176).

Current taxonomic status.

Acteon politus (Gabb, 1869) (Anderson 1958).