Třída: Actinopterygii - paprskoploutví
Řád: Siluriformes - sumci
Čeleď: Ariidae - křížovcovití

Reference: Playfair, R. L. & A. Günther. 1867. The fishes of Zanzibar, with a list of the fishes of the whole east coast of Africa. London. [Reprinted in 1971, with a new introduction by G. S. Myers and a new forward by A. E. Gunther; Newton K. Gregg, publisher, Kentfield, California.]. Fish. Zanzibar: i-xix + 1-153, Pls. 1-21.