Greenwalt, D.; Bickel, D.; Kerr, P.; Curler, G.; Brown, B.; De Jong, H.; Fitzgerald, S.; Dikow, T.; Tkoč, M.; Kehlmaier, C.; Amorim, D. D. S. (2019). Diptera of the middle Eocene Kishenehn Formation. I. Documentation of diversity at the family level. Palaeontologia Electronica. 22(2.50A): 1-56.