NIU, Z.-Q.; ZHU, C.-D.; KUHLMANN, M. The Bees of the Genus Colletes (Hymenoptera: Apoidea: Colletidae) from China. Zootaxa, Auckland, New Zealand, v. 3856, n. 4, p. 451–483, 2014. DOI: 10.11646/zootaxa.3856.4.1. Disponível em: https://mapress.com/zt/article/view/zootaxa.3856.4.1. Acesso em: 30 apr. 2025.