Taxon classification Animalia Diptera Bombyliidae

Anthrax atriplex Marston, 1970 Figure 9a

Material examined.

EAM Apr (1 F); ROR: Oct (2 M); RPA: Aug (1 M); Sep (1 M); Oct (1 F, 2 M).

Known Nearctic records.

Mexico (Baja California Sur, Coahuila, Durango, Sonora, Tamaulipas); USA (Arizona, California, New Mexico, Oregon, Texas, Utah).

Known host.

Megachile gentilis Cresson ( Megachilidae).

Comments.

This species may be present in all the north of Mexico, including Chihuahua, Nuevo León and possibly Sinaloa.