Gastromyzon venustus Tan & Sulaiman, 2006
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 Family:  Balitoridae (River loaches)
 Max. size:  4.94 cm SL (male/unsexed)
 Environment:  demersal
 Distribution:  Asia: known only from Sungai Belalong, Temburong River basin in Brunei Darussalam.
 Diagnosis:  Dorsal soft rays (total): 8-8; Anal soft rays: 5-5; Vertebrae: 27-29. Distinguished from its congeners in possessing the following unique combination of characters: body plain brown, head dorsum plain brown; dorsal, caudal and anal fins red in life; absence of secondary rostrum; absence of postoral pouch; gill slit angular, subopercular groove present and continuous with pectoral-fin origin; snout broadly round when viewed dorsally; presence of sublacrymal groove; absence of scales on abdomen; 58-63 scales in lateral line; pelvic fin just reaching level of anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin (Ref. 56228).
 Biology: 
 IUCN Red List Status: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Torres, Armi G. - 27.02.06
 Modified by: Bailly, Nicolas - 31.10.12

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