The blackspotted smooth-hound (Mustelus punctulatus) is a houndshark of the family Triakidae found on the continental shelves of the subtropical eastern Atlantic from the Mediterranean to the Western Sahara, between latitudes 45 and 20ðN, from the surface to a depth of . It can reach of a length of .
As other sharks, the blackspotted smooth-hound harbours a number of parasites. Triloculotrema euzeti is a monocotylid monogenean parasite within the nasal tissues, which was described in 2016 from sharks caught off Tunisia.