| Characidae (Characins; tetras), subfamily: Stevardiinae |
| 4.44 cm SL (male/unsexed) |
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benthopelagic; freshwater |
| South America: Río Aguaytía, upper río Ucayali drainage in Peru. |
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Dorsal soft rays (total): 8-8; Anal soft rays: 18-20; Vertebrae: 40-41. This species is distinguished from its congeners by the size of the humeral spot (2-3 vs. 4-9 horizontal series of scales), number of scale rows below of the lateral line (3-4 vs. 4-8), and total number of pelvic-fin rays (7 vs. 8); differs from most congeners by the number of branched anal-fin rays (18-21 vs. 21-34, and 17 in H. tridens), except H. beni and H. helleri; differs from H. beni and H. helleri by the number of lateral line scales (40-42 vs. 44-53 and 42-44) (Ref. 85819). |
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Least Concern (LC); Date assessed: 23 April 2014 Ref. (130435)
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| harmless |
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