Páll-Gergely, B., Gojšina, V., Sajan, S., Meng, K. and Aravind, N.A. 2026. Revision of the genus Metalycaeus Pilsbry, 1900 in the Himalayan region with description of five new species (Gastropoda, Cyclophoridae, Alycaeinae). European Journal of Taxonomy. 1108, 1 (Oct. 2026), 1–66. DOI:https://doi.org/10.5852/ejt.2026.1108.3342.