Oxystele impervia (Menke 1843)

Description: English: Shell of Oxystele impervia from the Western Cape, Groen Rivier, diameter 22.3 mm (NMSA E7353). Ventral view. Date: 3 January 2014, 13:18:46. Source: Van Der Bank Herman, Herbert Dai, Greenfield Richard, Yessoufou Kowiyou (2013). "Revisiting species delimitation within the genus Oxystele using DNA barcoding approach". ZooKeys 365: 337--354. Pensoft Publishers. DOI:10.3897/zookeys.365.5356. Author: Van Der Bank et al. Other versions: : This file has been extracted from another file: Patterns of shell colour within the genus Oxystele - ZooKeys-365-337-g004.jpg : .

Description: English: Oxystele impervia (Menke, 1843); family Trochidae. Date: 1889. Source: Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia; pl. 35 # 29, 30. Author: G.W. Tryon.

Description: English: ZooKeys - Oxystele impervia Cut-out from original (Patterns of shell colour within the genus Oxystele - ZooKeys-365-337-g004.jpg) shown below. Date: 3 January 2014, 13:18:46. Source: Patterns of shell colour within the genus Oxystele - ZooKeys-365-337-g004.jpg. Author: Van Der Bank et al. Other versions: .