A Catalogue of Indian Hydrophiloidea (Insecta: Coleoptera) Author Gupta, Devanshu 0000-0001-9188-4689 Zoological Survey of India, M-Block, New Alipore, Kolkata - 700053, West Bengal, India devanshuguptagb4102@gmail.com Author Sonali, Shipra 0009-0000-8416-9046 Zoological Survey of India, M-Block, New Alipore, Kolkata - 700053, West Bengal, India & University of Calcutta, Kolkata, 35, Ballygunge Circular Rd., Ballygunge, Kolkata - 700019, West Bengal & shipra. aquaticbeetles @ gmail. com; https: // orcid. org / 0009 - 0000 - 8416 - 9046 shipra.aquaticbeetles@gmail.com Author Ghosh, Sujit Kumar 0000-0001-9675-9705 Zoological Survey of India, M-Block, New Alipore, Kolkata - 700053, West Bengal, India & sujit. coleoptera @ gmail. com; https: // orcid. org / 0000 - 0001 - 9675 - 9705 sujit.coleoptera@gmail.com Author Das, Priyanka 0000-0003-0129-6838 Zoological Survey of India, M-Block, New Alipore, Kolkata - 700053, West Bengal, India & priyankajan 03 @ gmail. com; https: // orcid. org / 0000 - 0003 - 0129 - 6838 priyankajan03@gmail.com Author Jaiswal, Deepa 0000-0002-3835-6892 Freshwater Biology Regional Centre, Zoological Survey of India, Hyderabad, Telangana, India & priyankajan 03 @ gmail. com; https: // orcid. org / 0000 - 0003 - 0129 - 6838 deepajzsi@gmail.com Author Chandra, Kailash 0000-0001-9076-5442 Former Director, Zoological Survey of India, M-Block, New Alipore, Kolkata - 700053, West Bengal, India & kailas 611 @ rediffmail. com; https: // orcid. org / 0000 - 0001 - 9076 - 5442 kailas611@rediffmail.com text Zootaxa 2024 2024-12-06 5546 1 1 92 https://doi.org/10.11646/zootaxa.5546.1.1 journal article 307460 10.11646/zootaxa.5546.1.1 591a1a6e-cc18-4244-8d88-945c61847c45 1175-5334 14387438 DC15F8C2-A0D4-47BB-9024-3416ED560E03 Family Georissidae : This family comprises83species in the genus Georissus Latreille ,found in all zoogeographic regions of the world except Antarctica ( Hansen 1999a ; Short & Fikáček 2011 ; Fikáček 2019; Yasuda & Yoshitomi 2022 ). The genus is divided into three subgenera: Nipponogeorissus Satô (two species), Neogeorissus Satô (71 species), and Georissus Latreille (ten species). Seven species in two subgenera, Neogeorissus Satô (six species) and Georissus Latreille (one species) represent the Indian fauna ( Tables 1 , 2 ). Champion (1923) described them from the Himalayan regions of Uttarakhand, Sikkim and Darjeeling (West Bengal) and still reported from the type localities.