Genus Dianajonesia Kocak & Kemal, 2008

Temnaspis Fischer, 1884: 357. - Broch 1931: 30.

Poecilasma (part). - Darwin, 1852: 99. - Pilsbry 1907a: 82. - Nilsson-Cantell 1921: 253.

Dianajonesia Koçak & Kemal, 2008: 2.

Diagnosis.

Capitulum with five plates, approximate or variously reduced; scutum divided into two parts; apex of carina extending to, or slightly overlapping basal end of terga, basally terminating in disc.

Type species.

Poecilasma fissa Darwin, 1852: 109, pl. II, fig. 4, pl. X, fig. 29.