Cycloryx dihingensis (Godwin-Austen, 1914)

Fig. 23A–E

Alycaeus (Cycloryx) graphicus var. dihingensis Godwin-Austen, 1914: 363–364, 404, pl. 146 figs 6, 6a.

Alycaeus (Cycloryx) graphicus var. dihingensis – Gude 1921: 281–282.

Pincerna graphica dihingensis – Páll-Gergely et al. 2020: 178.

Diagnosis

This species can be recognized by its large size, the reflected outer peristome in the direction of the umbilicus, and the thick peristome (protruding inner peristome). See also under Cycloryx rohiniae sp. nov.

Type material examined

INDIA • 2 syntypes (Fig. 23A–E); Sadia, Assam; NHMUK 1903.7.1.2516 .

Type locality

“Sadia, Assam, 350 ft ”.

Remarks

Similar to C. major, but it is larger and has a thicker peristome with more protruding inner peristome. Similar in size to A. otiphorus, but has a more globular shell, stronger ribbing on the apical whorls, and ribs on R3.