TABLE 2 in A Catalogue of Indian Hydrophiloidea (Insecta: Coleoptera)

TABLE 2. Number of species (extant) in Indian genera from the world and India. SNGenusWorldIndiaSpecies endemic to IndiaFamily Helophoridae 11.Helophorus Fabricius20081Family Epimetopidae 22.Eumetopus Balfour-Browne7252Family Georissidae 33.Georissus Latreille8377Family Hydrochidae 44.Hydrochus Leach27651Family Spercheidae 55.Spercheus Kugelann182-Family Hydrophilidae 6Subfamily HydrophilinaeTribe Amphiopini6.Amphiops Erichson204-Tribe Berosini7.Allocotocerus Kraatz27648.Berosus Leach29612-9.Regimbartia Zaitzev101-Tribe Laccobiini10.Laccobius Erichson282501911.Oocyclus Sharp746612.Ophthalmocyclus Komarek11113.Paracymus Thomson982-14.Pelthydrus d’Orchymont6553Tribe Hydrobiusini15.Ametor Semenov62-Tribe Hydrophilini16.Hydrobiomorpha Blackburn612-17.Hydrochara Berthold232218.Hydrophilus Geoffroy5110219.Sternolophus Solier185-Subfamily ChaetarthriinaeTribe Anacaenini20.Anacaena Thomson1476321.Crenitis Bedel471-Tribe Chaetarthriini22.Chaetarthria Stephens512-23.Thysanarthria d’Orchymont1651Subfamily Enochrinae24.Enochrus Thomson22711225.Notionotus Spangler2532Subfamily Acidocerinae26.Agraphydrus Régimbart205322327.Crephelochares Kuwert291-28.Helochares Mulsant15810229.Peltochares Régimbart82-Subfamily SphaeridiinaeTribe Coelostomatini30.Coelostoma Brullé12313331.Dactylosternum Wollaston8286Tribe MegasterniniSubtribe Megasternina32.Armostus Sharp142-33.Cercyon Leach26117834.Cryptopleurum Mulsant233-35.Gillisius d’Orchymont22236.Morastus d’Orchymont11137.Pachysternum Motschulsky235-38.Paroosternum Scott91-39.Pseudocercyon d’Orchymont11-Subtribe Oosternina40.Australocyon Hansen131141.Oosternum Sharp2921Tribe Omicrini42.Mircogioton d’Orchymont71143.Noteropagus d’Orchymont41-44.Paromicrus Scott141-45.Peratogonus Sharp31146.Psalitrus d’Orchymont3266Tribe Protosternini47.Protosternum Sharp112248.Rhombosternum Balfour-Browne81-Tribe Sphaeridiini49.Sphaeridium Fabricius449- ......continued on the next page ......continued on the next page World species number follow: 1 Bilton (2023), 2 Fikáček et al. (2021), 3 Yasuda & Yoshitomi (2022), 4, 6 Newton (2024), and 5 Short (2017).