Třída: Chondrichthyes - paryby
Řád: Carcharhiniformes - žralouni
Čeleď: Triakidae - hladkounovití

Synonyma: Mustelus equestris (non Bonaparte, 1834); Mustelus plebejus Bonaparte, 1834; Mustelus stellatus Risso, 1827; Squalus albomaculatus Plucàr, 1846; Squalus edentulus Chiereghini, 1872; Squalus hinnulus Blainville, 1825.

Typová lokalita: Evropa.

Velikost: ♂ 78 - 85 cm, ♀ 85 cm, max. 140 cm

Reference: Cloquet, H. 1816-30. [Pisces accounts.] In: Dictionnaire des sciences naturelles. Volumes 1-60. [Initials after accounts correspond to authors given in Vol. 1; fish accounts by Lacepède (L. L.), Duméril (C. D.), Daudin (F. M. D.) and Cloquet (H. C.)]. Dict. Sci. Nat.