Caudal-fin of Aphyocharax brevicaudatus, holotype, CICCAA 02293, (male).

 
 
  Part of: de Brito PS, Guimarães EC, Carvalho-Costa LF, Ottoni FP (2019) A new species of Aphyocharax Günther, 1868 (Characiformes, Characidae) from the Maracaçumé river basin, eastern Amazon. Zoosystematics and Evolution 95(2): 507-516. https://doi.org/10.3897/zse.95.36788