5934 Mustelus mento Cope, 1877 Triakidae Houndsharks Triakinae Carcharhiniformes Elasmobranchii Speckled smooth-hound Eastern Pacific: Peru to southern Chile, including the Galapagos and Juan Fernández Islands. AMNH 7294 1919 Mustelus abbotti ISH 100-1978 1978 Mustelus mento 70 - 65 m