Metzia parva Luo, Sullivan, Zhao & Peng, 2015

Family:  Xenocyprididae (East Asian minnows)
Max. size:  5.77 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: Cheng-jiang River, a tributary of Hongshui-He River of the Pearl River basin in Guangxi Province, China.
Diagnosis:  Dorsal soft rays (total): 10-10; Anal soft rays: 15-17. Metzia parva is distinguished from all other congeners by the following characters: smaller body size, 48.3-57.7 mm SL (vs. 58.3-151.4 mm SL); lateral line complete, but interrupted in some specimens along ventral margin above anal-fin; anal fin with 12-14 branched rays (vs. 10-11 or 15-20); pectoral fin with 10 branched rays (vs. 11-16); pelvic fin with 6 branched rays (vs. 7-9); longer caudal peduncle 17.8-21.7% SL (vs. 14.8-17.4% SL); shorter preanal length 60.9-66.0% SL (vs. 69.0-73.0% SL); and interorbital width distinctly larger 28.4-33.0% HL (vs. 20.2-24.7% HL) (Ref. 104754). Description: Mouth sub-superior; Gill rakers on outer surface of first gill arch 14-16.; Vertebrae 4 + 32 (Ref. 104754).
Biology:  Females have a large number of eggs (Ref. 104754).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.