Centris strawi Snelling, 1966
Centris (Melanocentris) strawi SNELLING, 1966: 27 (Junior synonym of C. albiceps Friese, 1899).
Type data. This species was described based on a male specimens collected by Ralph Straw near San Luis de La Paz, Guanajuato State, Mexico on flowers of Penstemon potosinus Straw ( Scrophulariaceae). The holotype is currently housed at LACM.
Type locality. Mexico: Guanajuato State: “ 25 miles E of San Luis de la Paz, 7300 ft ” .