A New Species of Caupolicanas.str. from the Tehuacán-Cuicatlán Valley, Mexico, and a Key to North American Species
Vergara, C. H., & Michener, C. D. (2004). A New Species of Caupolicanas.str. from the Tehuacán-Cuicatlán Valley, Mexico, and a Key to North American Species of the Subgenus (Hymenoptera: Colletidae). Journal of the Kansas Entomological Society, 77(4), 783–787. https://doi.org/10.2317/E3.1
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