Hypselostoma sorormajor

Hypselostoma sorormajorThe shell is brown to yellowish-brown, with a concave-conical outer outline. It has 4.75–5.5 whorls separated by a deep suture. A strong, blunt keel runs along the centre of the last whorl’s outer edge. Additional-material records include shells collected at three limestone mountains or hills beside roads. The paper records four closely situated localities in Steung Treng Province, Cambodia.What does it look like?The shell is brown to yellowish-brown, with a concave-conical outer outline.Where was it collected?Additional-material records include shells collected at three limestone mountains or hills beside roads.It has 4.75–5.5 whorls separated by a deep suture.A strong, blunt keel runs along the centre of the last whorl’s outer edge.Keeping it safeAn extinction-risk assessment has not been added yet.