Key to the adult males of described species of Tyttocharax.
Weitzman, S.H. and H. Ortega 1995. A new species of Tyttocharax (Teleostei: Characidae: Glandulocaudinae: Xenurobryconini) from the Rio Madre de Dios Basin of Peru. Ichthyol. Explor. Freshwat. 6(2):129-148. Ref No [26646] Key No. [1157]

Technical Terms and Measurements
Glossary