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Attonitus irisae Vari & Ortega, 2000 |
| Family: | Characidae (Characins; tetras), subfamily: Stevardiinae | |||
| Max. size: | 4.62 cm SL (male/unsexed) | |||
| Environment: | pelagic; freshwater | |||
| Distribution: | South America: Aguaytia and Pachitea rivers in the Ucayali River basin. | |||
| Diagnosis: | Dorsal soft rays (total): 10-10; Anal soft rays: 14-20. The possession of a dark, vertically elongate humeral bar in mid-sized and larger specimens or the presence of a diffuse patch of chromatophores in that region in the smaller individuals examined distinguishes Attonitus irisae from Attonitus bounites and Attonitus ephimeros. Dorsal fin with 2 unbranched and 8 branched ray. Anal fin with 3 unbranched and 14-17, most commonly 15-16, branched rays (Ref 53400). | |||
| Biology: | ||||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 21 April 2014 Ref. (130435) | |||
| Threat to humans: | harmless | |||
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