Chamalycaeus richthofeni (W. T. Blanford, 1863)
Alycaeus richthofeni W.T. Blanford, 1863: 324.
Alycaeus richthofeni - Reeve 1878: pl. 3, species 23; Godwin-Austen 1914: 428, pl. 151, fig. 9.
Alycaeus (Dicharax) richthofeni - Kobelt 1902: 376; Gude 1921: 268.
Type locality.
“Molmain” .
Material examined.
Tenasserim, Moulmein, NHMUK 1906.5.5.24 (holotype [single specimen mentioned in the original description]).
Remarks.
The holotype is strongly weathered. Protoconch strongly elevated, no spiral lines visible; R1 rather regularly ribbed with some weak signs of spiral striation; R2 long, with widely spaced ribs, which were probably sharp in the fresh shell.