The spotted houndshark grows to a length around  or exceptionally . It is a robust species with a rounded snout, widely separated, lobed nasal flaps, and long upper lip grooves that extend as far as the junction of the jawbones.
The spotted houndshark reaches a length of approximately or exceptionally . It is a sturdy species with a rounded snout, widely separated, lobed nasal flaps, and long upper lip grooves that extend as far as the junction of the jawbones.