Attonitus irisae Vari & Ortega, 2000
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 Family:  Characidae (Characins), subfamily: Stevardiinae
 Max. size:  4.62 cm SL (male/unsexed)
 Environment:  pelagic
 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:   (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Casal, Christine Marie V. - 24.05.01
 Modified by: Garilao, Cristina V. - 29.03.04
 Checked by: Reis, Roberto E. - 24.05.01

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