Třída: Actinopterygii - paprskoploutví
Řád: Pleuronectiformes - platýsi
Čeleď: Cynoglossidae - jazykovcovití

Synonyma: Aphoristia elongata (non Günther, 1868); Symphurus elongatus (non Günther, 1868); Symphurus atricaudus (non Jordan & Gilbert, 1880); Symphurus sechurae (non Hildebrand, 1946).

Reference: Mahadeva, M. N. & T. A. Munroe. 1990. Three new species of symphurine tonguefishes from tropical and warm temperate waters of the eastern Pacific (Symphurus: Cynoglossidae: Pleuronectiformes). Proc. Biol. Soc. Wash. v. 103 (no. 4): 931-954.