Aesobia (1)
Amazonopsis (2)
Ampumixis (1)
Ancyronyx (37)
Anommatelmis (1)
Aspidelmis (4)
Atractelmis (Riffle beetle) (1)
Aulacosolus (6)
Australara (1)
Austrelmis (26)
Austrolimnius (107)
Bryelmis (3)
Cephalolimnius (1)
Cleptelmis (1)
Coxelmis (3)
Cretohypsilara (1)
Ctenelmis (8)
Cuspidevia (3)
Cylloepus (Riffle beetle) (56)
Disersus (11)
Dryopomorphus (18)
Dubiraphia (Riffle beetle) (11)
Dupophilus (1)
Elachistelmis (2)
Elatodiscophrya (1)
Elmidolia (4)
Elmis (15)
Elpidemis (2)
Eonychius (1)
Epodelmis (1)
Esolus (11)
Eumicrodinodes (3)
Exolimnius (2)
Gonielmis (1)
Graphelmis (84)
Graphosolus (4)
Grouvellinus (50)
Gyrelmis (12)
Haraldaria (1)
Hedyselmis (3)
Helminthocharis (8)
Helminthopsis (35)
Heterelmis (Riffle beetle) (22)
Heterlimnius (15)
Hexacylloepus (44)
Hexanchorus (27)
Hintonelmis (13)
Hispaniolara (1)
Holcelmis (2)
Homalosolus (4)
Huleechius (2)
Hydora (10)
Hydrethus (4)
Hypsilara (3)
Ictelmis (1)
Ilamelmis (4)
Indosolus (2)
Jaechomorphus (3)
Jilanzhunychus (1)
Jolyelmis (4)
Kingolus (11)
Laorina (1)
Lara (2)
Lathridelmis (1)
Leielmis (4)
Lemalelmis (2)
Leptelmis (25)
Limnius (14)
Lobelmis (7)
Loxostirus (2)
Luchoelmis (5)
Ludyella (1)
Macrelmis (62)
Macronevia (1)
Macronychoides (1)
Macronychus (11)
Microcylloepus (Riffle beetle) (30)
Microdinodes (41)
Microlara (1)
Narpus (3)
Neblinagena (3)
Neocylloepus (8)
Neoelmis (51)
Neolimnius (1)
Neoriohelmis (2)
Nesonychus (2)
Nomuraelmis (1)
Notelmis (2)
Notriolus (16)
Ohiya (1)
Okalia (2)
Omotonus (6)
Onychelmis (8)
Oolimnius (1)
Optioservus (Riffle beetle) (28)
Ordobrevia (11)
Orientelmis (2)
Oulimnius (17)
Ovolara (4)
Pachyelmis (33)
Pagelmis (1)
Paramacronychus (2)
Parapotamophilus (1)
Peloriolus (8)
Phanoceroides (2)
Phanocerus (6)
Pharceonus (4)
Pilielmis (7)
Podelmis (15)
Podonychus (2)
Portelmis (8)
Potamocares (4)
Potamodytes (35)
Potamogethes (6)
Potamolatres (1)
Potamophilinus (13)
Potamophilops (3)
Potamophilus (6)
Prionosolus (4)
Pseudamophilus (4)
Pseudancyronyx (11)
Pseudelmidolia (29)
Pseudodisersus (1)
Pseudomacronychus (12)
Rhizelmis (1)
Rhopalonychus (1)
Riolus (10)
Roraima (1)
Rudielmis (2)
Rumilara (5)
Simsonia (20)
Sinelmis (1)
Sinonychus (3)
Spanglerelmis (2)
Sphragidelmis (4)
Stegoelmis (13)
Stenelmis (Riffle beetle) (177)
Stenhelmoides (15)
Stethelmis (2)
Stetholus (5)
Taprobanelmis (1)
Tolmerelmis (1)
Tolriolus (1)
Trachelminthopsis (1)
Tropidelmis (1)
Tyletelmis (1)
Typhloelmis (3)
Unguisaeta (1)
Urumaelmis (2)
Vietelmis (7)
Xenelmis (15)
Xenelmoides (1)
Zaitzevia (24)
Zaitzeviaria (14)

(...) = Species count
(...) = Endangered count
(...) = Invasive count