Webster’s Revised Unabridged Dictionary · 1913
Houndfish
Hound′fish (·fĭsh′), n. (Zoöl.) Any small shark of the genus Galeus or Mustelus, of which there are several species, as the smooth houndfish (G. canis), of Europe and America; — called also houndshark, and dogfish.
☞ The European nursehound, or small-spotted dogfish, is Scyllium canicula; the rough houndfish, or large-spotted dogfish, is S. catulus. The name has also sometimes been applied to the bluefish (Pomatomus saltatrix), and to the silver gar.