Colletes mlokossewiczi Radoszkowski, 1891 - Kuhlmann, Kuhlmann, M. . in lit. :. (listed); Pagliano, 1995Pagliano, G. 1995. Hymenoptera Apoidea. In: Minelli A., Ruffo S. & La Posta S. (Ed.). Checklist delle specie della fauna italiana. 1-25. (distribution); Rasmont et al., 1995Rasmont, P., P.A. Ebmer, J. Banaszak & G. van der Zanden 1995. Hymenoptera Apoidea Gallica. Bulletin de la Société entomologique de France 100 (hors série):1-98. (distribution); Schwarz et al., 1996Schwarz, M., F. Gusenleitner, P. Westrich & H. Dathe 1996. Katalog der Bienen Österreichs, Deutschlands und der Schweiz (Hymenoptera, Apidae). Entomofauna Suppl. 8:1-398. (distribution), 22 (listed); Amiet et al., 1999Amiet, F., A. Müller & R. Neumeyer 1999. Fauna Helvetica. Apidae 2. Colletes, Dufourea, Hylaeus, Nomia, Nomioides, Rhophitoides, Rophites, Sphecodes, Systropha. 1-219.:42 (listed); Straka et al., 2007Straka, J., P. Bogusch & A. Pridal 2007. Apoidea: Apiformes (včely). In: Bogusch, P., J. Straka & P. Kment (Ed.). Annotated checklist of the Aculeata (Hymenoptera) of the Czech Republic and Slovakia. 241-299. (distribution); Tomozei, B., 2008Tomozei, B. 2008. Checklist of Bees of the genera Colletes Latreille 1930 and Hylaeus Fabricius 1793 of Romania (Hymenoptera: Apiformes: Colletidae). Faunistic Entomomology - Entomologie faunistique 61 (3):87-97. (distribution); Proshchalykin & Kuhlmann, 2012Proshchalykin, M.Y. & M. Kuhlmann 2012. The bees of the genus Colletes Latreille 1802 of the Ukraine, with a key to species (Hymenoptera: Apoidea: Colletidae). Zootaxa 3488:1-40. (distribution).
Colletes brevicornis Pérez, 1903 - Schwarz et al., 1996Schwarz, M., F. Gusenleitner, P. Westrich & H. Dathe 1996. Katalog der Bienen Österreichs, Deutschlands und der Schweiz (Hymenoptera, Apidae). Entomofauna Suppl. 8:1-398.:22 ( listed as synonym of Colletes mlokossewiczi Radoszkowski, 1891); Amiet et al., 1999Amiet, F., A. Müller & R. Neumeyer 1999. Fauna Helvetica. Apidae 2. Colletes, Dufourea, Hylaeus, Nomia, Nomioides, Rhophitoides, Rophites, Sphecodes, Systropha. 1-219.:42 ( listed as synonym of Colletes mlokossewiczi Radoszkowski, 1891); Pascarella, 2006Pascarella, J.B. 2006. The bees of Florida. . (distribution).
Colletes brachycerus Swenk, 1906 - Schwarz et al., 1996Schwarz, M., F. Gusenleitner, P. Westrich & H. Dathe 1996. Katalog der Bienen Österreichs, Deutschlands und der Schweiz (Hymenoptera, Apidae). Entomofauna Suppl. 8:1-398.:22 ( listed as synonym of Colletes mlokossewiczi Radoszkowski, 1891).