found: U.S. Food and Drug Admin. Seafood list, via WWW, March 4, 1999(Mustelus canis. Market name: Shark, Dogfish. Common name: Smooth Dogfish. Vernacular names: Smooth Hound, Nurse Shark, Gummy Shark, Smooth Grayfish, Grayfish, Cape Shark)
found: Catalog of fishes, via WWW, March 4, 1999(canis, Squalus. Valid as Mustelus canis. Triakidae: Triakinae)
found: Cklst. living sharks via WWW, June 24, 2003(Mustelus canis, Dusky smoothhound)
found: ITIS search, June 25, 2003(Mustelus canis (Mitchill, 1815) synonyms: Allomycter dissutus, Squalus canis, common names: dusky smooth-hound, smooth dogfish)