Author: Pellegrin, 1936
Remark: Redescribed by Kullander (1980: 97), with bibliography, description, distribution, lectotype designation, brief redescription of Peruvian material by Kullander (1986:191).
Comments: Grows larger in aquaria, the largest being a male measuring 4.65 cm SL (Ref. 9088).  Eggs are deposited on the ceiling of caves and are tendered by the female parent (Ref. 2060).