Bolton, 1995b: 188.
Dlussky & Perfilieva, 2014: 414 (diagnosis, review of genus); Dlussky & Putyatina, 2014: 242 (diagnosis); Dlussky et al., 2015: 135 (diagnosis for fossil imprints); Perfilieva, 2022: 414 (wing diagnosis).
Fossil: 15 valid species (2 synonyms, 1 homonym)