Culicoides (Monoculicoides) sonorensis Wirth and Jones Culicoides variipennis sonorensis Wirth and Jones, 1957: 18 (Arizona, USA). Culicoides occidentalis sonorensis: Downes 1978: 63 (change in status). Culicoides sonorensis: Holbrook et al. 2000: 70 (species status; genetic analysis of variipennis complex; distribution). Culicoides (Monoculicoides) sonorensis: Borkent and Spinelli 2000: 36 (in catalog of the Americas south of the USA; distribution); Borkent and Grogan 2009: 15 (in Nearctic catalog; distribution). Culicoides variipennis australis Wirth and Jones, 1957: 15 (Louisiana, USA). Culicoides variipennis albertensis Wirth and Jones, 1957: 17 (Alberta, Canada). Culicoides occidentalis albertensis: Downes 1978: 63. Discussion. This wide ranging primarily western Nearctic species occurs in British Columbia and Alberta, Canada and in the USA in Washington, Montana, and South Dakota, south to California, Kansas and Texas and in scattered localities east of the Mississippi River in Illinois, Ohio, Virginia, Maryland, Kentucky, Tennessee, North Carolina, Louisiana, Alabama and Florida, south to Mexico (Borkent and Grogan 2009). Wirth and Jones (1957) listed specimens in Mexico from the states of Guerrero, Distrito Federal, México, Nuevo Léon, Puebla and Sonora. We provide the first records from Coahuila, Durango, Nayarit and San Luis Potosí, as well as additional records from Distrito Federal and Nuevo Léon. New records. Coahuila, San Lorena (= San Lorenzo), 29 June 1966, R. E. Woodruff, 5 females (FSCA). Distrito Federal, Cabello Trailer Park, 14 May 1964, R. E. Woodruff, 10 females, 7 males (FSCA). Durango, 42 km S Caballos, 3 July 1967, R. E. Woodruff, 1 female (FSCA). Nayarit, Tepic, 3000', 21 August 1964, F. S. Blanton, 2 females, 3 males (FSCA). Nuevo León, Monterrey, 7 May 1964, F. S. Blanton, 1 female (FSCA). San Luis Potosí, El Salto Falls, April 1965, H. V. Weems, 1 female (FSCA).

Published as part of Huerta, Rodríguez, Ana M., William L. Grogan, Jr. & Ibáñez-Bernal, Sergio, 2012, New records of biting midges of the genus Culicoides Latreille from Mexico (Diptera: Ceratopogonidae), pp. 1-20 in Insecta Mundi 2012 (211) on page 13, DOI: 10.5281/zenodo.5174160