Oospira

• Oospira gouldiana

  The shell is fusiform, with population variation in slenderness and inflation. The shell has ten to twelve convex whorls. The aperture is pear-shaped. It was abundant at seven limestone outcrops in Kayin State. It is recorded from Bago Region, Kayin and Mon states, and Tanintharyi Region in Myanmar, and parts of Thailand.

• Oospira luneainopsis

  The shell is ovate-fusiform. The shell is decollated. The aperture is nearly round. The type locality is a limestone outcrop at Zwegabin Mountain, Hpa-an, Kayin State. It is known only from its type locality at Zwegabin Mountain, Kayin State, Myanmar.

• Oospira magna

  The shell is fusiform. The shell surface is nearly smooth or bears fine growth lines. The aperture is oval-pear-shaped and less oblique. It is recorded from limestone areas of the Salween River Basin in Mon and Kayin states. It is recorded from Mon and Kayin states in southern Myanmar.

• Oospira philippiana

  The shell is ovate-fusiform. The spire is blunt. The shell surface is nearly smooth or bears very fine striations. Three populations were collected in relatively high abundance at isolated limestone karsts in the Salween River Basin. It is reported from Kayin and Mon states and Tanintharyi Region in Myanmar, and Kanchanaburi Province in Thailand.

• Oospira shanensis

  The shell is fusiform. The shell has twelve and a half to thirteen whorls. The peristome is attached, thickened and expanded. The examined material was collected from a limestone outcrop at Nanthe Cave, Kalaw, Shan State. It is known only from Shan State, Myanmar.