Nomada dubia, Taxa Only, Exact Match: 2 Treatments

Nomada dubia			Risch, Stephan, Roberts, Stuart P. M., Smit, Jan, Wood, Thomas J., Michez, Denis & Reverté, Sara, 2023, The new annotated checklist of the wild bees of Europe (Hymenoptera: Anthophila), Zootaxa 5327 (1), pp. 1-147 : 47	47
Nomada dubia			Proshchalykin, M. Yu., Astafurova, Yu. V., Levchenko, T. V., Shlyakhtenok, A. S. & Schwarz, M., 2019, The species-group names of bees (Hymenoptera: Apoidea, Apiformes) described from Crimea, North Caucasus, European part of Russia and Ural. Part III. Families Melittidae and Apidae (Except Bombus Latreille and Apis Linnaeus), Far Eastern Entomologist 396, pp. 17-44 : 23	23