Tiunova, T.M. and Gorovaya, E.A. 2013.

New species of Cinygmula McDunnough, 1933 and larval description of Cinygmula irina Tshernova & Belov, 1982 from the Russian Far East (Ephemeroptera: Heptageniidae)

. Zootaxa. 3691, 1 (Jul. 2013), 135–144. DOI:https://doi.org/10.11646/zootaxa.3691.1.4.