Chakrabarty, P., & Sparks, J. S. (2007).

Relationships of the New World cichlid genus Hypsophrys Agassiz 1859 (Teleostei: Cichlidae), with diagnoses for the genus and its species

. Zootaxa, 1523(1), 59–64. https://doi.org/10.11646/zootaxa.1523.1.3