Considerato un sinonimo junior di Bujurquina vittata (Heckel, 1840)
- Britski, Heraldo A & de Silimon, K. Z. de Sz.& B. S. Lopes. 1999. "Peixes do Pantanal. Manual de identificaçao. Embrapa". Serviçao de Produçal -SPI, Brasía, DF, Peixes Pantanal. 1-184 (crc01267)
Descrizione originale come Aequidens paraguayensis:
ZooBank:F1A734D2-B671-4A87-9BBD-A5F54E5891F8.
- Eigenmann, Carl H & C. H. Kennedy. 1903. "On a collection of fishes from Paraguay, with a synopsis of the American genera of cichlids". Proceedings of the Academy of Natural Sciences of Philadelphia (crc00070)