Taxon classification Animalia Stylommatophora Camaenidae
Amphidromus cognatus Fulton, 1907
Amphidromus cognatus Fulton, 1907: 151, pl. 9, fig. 7.
Type locality.
unknown.
Type material.
Holotype NHMUK 1907.5.3.122 (Fig. 5F; H=31.0 mm, W=16.5 mm).
Remarks.
The type locality was said to be unknown. However, Solem (1983: 154) examined the specimens from precisely known localities, and confined the type locality to be from Port Essington, Cobourg Peninsula, Northern Territory, Australia.