Asilus occidentalis, Taxa Only, Exact Match: 2 Treatments

Asilus occidentalis			Lavigne, Robert J. & Dennis, D. Steve, 2017, A checklist of the Robber Flies (Insecta: Diptera: Asilidae) of Wyoming, USA, Zootaxa 4238 (3), pp. 335-365 : 341	341
Machimus	key		Dennis, D. Steve & Barnes, Jeffrey K., 2013, Pupal cases of three Nearctic species of Machimus (Diptera: Asilidae), Zootaxa 3683 (5), pp. 561-570 : 569-570	569-570