† Cerithium laevum Philippi, 1846

Cerithium laevum Philippi, 1846: 63, pl. 9, fig. 11.

Triforis laevis (Philippi, 1846) — Dewalque 1868: 411.

Triforis laeva (Philippi, 1846) — Koenen 1891: 692, pl. 45, fig. 1a–c.

Ogivia laeva (Philippi, 1846) — Amitrov & Zhegallo 2007: 373, table 1.

Type locality. Germany, Magdeburg .

Type stratum. Tertiary.

Type material. Type material not located so far.

Distribution. Belgium (Dewalque 1868), Germany (Philippi 1846; Koenen 1891; Amitrov & Zhegallo 2007).

Geological age. Oligocene (Koenen 1891; Amitrov & Zhegallo 2007), Eocene (Dewalque 1868), Tertiary (Philippi 1846).