Webb, J. M., and W. P. Mccafferty. “Contributions to the Larvae of North American Nixe (Ephemeroptera: Heptageniidae), With the Description of N. Dorothae sp. Nov. From Southern Indiana”. Zootaxa, vol. 3065, no. 1, Oct. 2011, pp. 27–37, doi:10.11646/zootaxa.3065.1.3.