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