Třída: Chondrichthyes - paryby
Řád: Rajiformes - rejnoci
Čeleď: Rhinobatidae - pilohřbetovití

Reference: Günther, A. 1870. Catalogue of the fishes in the British Museum. Catalogue of the Physostomi, containing the families Gymnotidae, Symbranchidae, Muraenidae, Pegasidae, and of the Lophobranchii, Plectognathi, Dipnoi, ...[thru] ... Leptocardii, in the British Museum. Cat. Fishes v. 8: i-xxv + 1-549.