Kotov, A. A. “A Revision of Leydigia Kurz, 1875 (Anomopoda, Cladocera, Branchiopoda), and Subgeneric Differentiation Within the Genus”. Zootaxa, vol. 2082, no. 1, Apr. 2009, pp. 1–84, doi:10.11646/zootaxa.2082.1.1.