Ramos KS, Ruz L. First record of intersexual phenotype in Calliopsini bees (Hymenoptera, Apidae, Andreninae): an unusual specimen of Acamptopoeum submetallicum (Spinola). Zootaxa [Internet]. 2013 Jan. 29 [cited 2025 Apr. 20];3609(2):239–242. Available from: https://mapress.com/zt/article/view/zootaxa.3609.2.10