[2] S. klauberi is endemic to Isla Santa Catalina in Baja California, Mexico.

[1][3] Adults occur primarily on rocky hillsides, on bluffs, and in arroyo bottoms.

[1] S. klauberi is named in honor of Laurence Monroe Klauber, an American amateur naturalist.

[3][4] S. klauberi is oviparous,[3] laying between 13–15 eggs.

Adults have a median snout–vent length of 14.4 cm (5.7 in).