Mengual, Ximo, Gil Felipe G. Miranda, and F. Christian Thompson. 2018. “Unraveling Ocyptamus and the Baccha Legacy (Diptera: Syrphidae): Redefinition of Groups and New Species Descriptions”. Zootaxa 4461 (1). Auckland, New Zealand:1–44. https://doi.org/10.11646/zootaxa.4461.1.1.