Reference
Roman J. Godunko, Pavel Sroka, Tomas Soldan, Jindriska Bojkova (2015): The higher phylogeny of Leptophlebiidae (Insecta: Ephemeroptera), with description of a new species of Calliarcys Eaton, 1881 – Arthropod Systematics and Phylogeny – 73: 259 - 279.