Chen, Z.-Y., & Ablett, J. D. (2024). Two new Gastroptychia Kobelt & Möllendorff, 1900 from Darjeeling and West Khasi Hills, northeastern India (Gastropoda: Cyclophoroidea: Diplommatinidae). Zootaxa, 5538(1), 79–88. https://doi.org/10.11646/zootaxa.5538.1.8