Pirani, G., & Grimaldi, D. A. (2019).

Rediscovery, redescription, and reclassification of the rare and unusual fly Pyrgometopa penicillata Kertész (Diptera: Drosophilidae)

. Zootaxa, 4661(3), 445–456. https://doi.org/10.11646/zootaxa.4661.3.2