Třída: Chondrichthyes - paryby
Řád: Pristiformes - pilouni
Čeleď: Pristidae - pilounovití

Synonyma: Pristis antiquorum Latham, 1794; Pristis canaliculata Bloch & Schneider, 1801; Pristis caniculata Bloch & Schneider, 1801; Pristis clavata (non Garman, 1906); Pristis microdon (non Latham, 1794); Pristis typica Poey, 1861; Pristis woermanni Fischer, 1884; Squalus pristis Linnaeus, 1758.

Typová lokalita: Evropa.

Velikost: 450 cm

Reference: Linnaeus, C. 1758. Systema Naturae, Ed. X. (Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata.) Holmiae. Systema Nat. ed. 10 v. 1: i-ii + 1-824.