Opsariichthys songmaensis Nguyen & Nguyen, 2000
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Family:  Xenocyprididae (East Asian minnows)
Max. size:  10.5 cm SL (male/unsexed); 7.49 cm SL (female)
Environment:  benthopelagic; freshwater
Distribution:  Asia: Ma River, Viet Nam.
Diagnosis:  Dorsal soft rays (total): 10-10; Anal soft rays: 12-13; Vertebrae: 39-41. Pectoral fin with i, 13-14 (modally 13) rays; modally 18 scales on caudal peduncle; 15-18 (modally 15) pre-dorsal scales; 13-15 (modally 14) anterior scales before pelvic origin; rounded tubercles on lower jaw rather small, as 2-3 rows in male; 13 greenish blue cross-bars on the body in male; maxillary never extending to the vertical of midline of orbit in female; snout length about 30% in male; and inter-orbital width about 27-28% in male (Ref. 95038).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 06 August 2010 Ref. (124695)
Threat to humans:  harmless
Country info:   
 

Entered by: Torres, Armi G. - 02.01.06
Modified by: Torres, Armi G. - 03.12.14

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