[1]
Domínguez, E., Molineri, C. and Mariano, R. 2009. Revision of the South American species of Hagenulopsis Ulmer and Askola Peters (Ephemeroptera: Leptophlebiidae) with description of six new species. Zootaxa. 2142, 1 (Jun. 2009), 29–44. DOI:https://doi.org/10.11646/zootaxa.2142.1.3.