2538 Mustelus californicus Gill, 1864 Triakidae Houndsharks Triakinae Carcharhiniformes Elasmobranchii Gray smoothhound Eastern Pacific: northern California, USA to the Gulf of California. At the southern part of its range, this species is sympatric with <i>Mustelus lunulatus</i>, but the two are readily distinguishable. UBC 540503 34 N 118 W Mustelus californicus AMNH 15673 1936 Mustelus californicus AMNH 15674 1936 Mustelus californicus MOVI 31023-31024 1944 Mustelus californicus GCRL 11778 1969 Mustelus californicus CICIMAR-IPN 306 1979 Mustelus californicus 3 m AMNH 59888 1984 Mustelus californicus AMNH 96792 1984 Mustelus californicus CICIMAR-IPN 904 1986 Mustelus californicus 2 m CICIMAR-IPN 2314 1990 Mustelus californicus 4 m