Schistura diminuta Ou, Montaña, Winemiller & Conway 2011

Distinguished from other congeners by the following combination of characters: tiny adult body size (largest specimen examined 19.1 mm SL); lateral line incomplete, with 14-17 pores, terminating on flank anterior to vertical through pelvic-fin origin; a distinct dark brown spot at center of caudal-fin base; 9-10 irregular light brown bars along dorsal body surface; axillary pelvic lobe lacking; weakly developed processus dentiformis; dorsal-fin rays iii-iv.8.i; principal caudal-fin rays 8 + 8 (7 + 7 branched caudal-fin rays) (Ref. 88809).Description: Dorsal fin with iii.8.i (3) or iv.8.i (1) rays; anal fin with ii.5.i rays; pectoral fin with i.7.ii (2) or i.7.iii rays; pelvic fin with i.5.i rays (Ref. 88809).

Analsoft rays: 8; Vertebrae: 36 - 38

Occurs in the mainstream of Sekong river, from moderate flow, over a sandy substrate (Ref. 88809).

Schistura diminuta is a species of stone loach from the genus Schistura. It has so far only been recorded from the Kong River from the Mekong River drainage in Cambodia. Its describers described it as a "miniature species".