Dorsal soft rays (total): 10; Analsoft rays: 14 - 20
- Vari, R.P. and H. Ortega 2000 Attonitus, a new genus of sexually dimorphic characiforms (Ostariophysi: Characidae) from western Amazonia; a phylogenetic definition and description of three new species. Ichthyol. Explor. Freshwat. 11(2):113-140. (Ref. 53400)
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