| australia | new south wales | elmidae sp. bold:acg1590 | species | 1 | 0 |
| australia | new south wales | elmidae sp. bold:acg2295 | species | 1 | 0 |
| australia | new south wales | elmidae sp. bold:acg2296 | species | 2 | 0 |
| australia | new south wales | elmidae sp. bold:acg2298 | species | 1 | 0 |
| australia | new south wales | elmidae sp. bold:acg2421 | species | 3 | 0 |
| australia | new south wales | elmidae sp. bold:acg2422 | species | 1 | 0 |
| australia | new south wales | elmidae sp. bold:acg2423 | species | 2 | 0 |
| australia | new south wales | elmidae sp. comdb003-13 | species | 1 | 0 |
| australia | new south wales | notriolus sp. bold:acg2297 | species | 1 | 0 |
| austria | | elmis aenea | species | 9 | 0 |
| austria | | elmis latreillei | species | 4 | 0 |
| austria | | elmis maugetti | species | 3 | 0 |
| austria | | elmis obscura | species | 5 | 0 |
| austria | | elmis rioloides | species | 3 | 0 |
| austria | | esolus parallelepipedus | species | 8 | 0 |
| austria | | potamophilus acuminatus | species | 6 | 0 |
| austria | | riolus subviolaceus | species | 8 | 0 |
| canada | | stenelmis crenata | species | 2 | 0 |
| canada | manitoba | optioservus fastiditus | species | 1 | 0 |
| canada | ontario | dubiraphia sp. bold:aaf6867 | species | 5 | 0 |
| canada | ontario | dubiraphia sp. bold:aaf6868 | species | 1 | 0 |
| canada | ontario | dubiraphia sp. bold-2016 | species | 3 | 0 |
| canada | ontario | macronychus glabratus | species | 2 | 0 |
| canada | ontario | macronychus sp. bold:aae7495 | species | 2 | 0 |
| canada | ontario | optioservus sp. bold:aaa9073 | no rank | 20 | 0 |
| canada | ontario | optioservus sp. bold-2016 | species | 2 | 0 |
| canada | ontario | promoresia sp. bold:aac5827 | species | 14 | 0 |
| canada | ontario | promoresia tardella | species | 1 | 0 |
| canada | ontario | stenelmis crenata | species | 3 | 0 |
| canada | ontario | stenelmis sp. bold:aac4909 | no rank | 57 | 0 |
| canada | ontario | stenelmis sp. bold:abz5521 | species | 1 | 0 |
| canada | saskatchewan | optioservus fastiditus | species | 1 | 0 |
| china | | stenelmis sp. upol rk0713 | species | 3 | 0 |
| croatia | | elmis aenea | species | 18 | 0 |
| croatia | | elmis rioloides | species | 12 | 0 |
| czech republic | | elminae sp. gensp01 | species | 1 | 0 |
| ecuador | | pseudodisersus goudotii | species | 1 | 0 |
| france | | elmis maugetti | species | 5 | 0 |
| france | | limnius muelleri | species | 4 | 0 |
| france | | stenelmis canaliculata | species | 1 | 0 |
| france | aquitaine region | elmis maugetti | species | 1 | 0 |
| france | aquitaine region | esolus parallelepipedus | species | 1 | 0 |
| france | aquitaine region | limnius opacus | species | 1 | 0 |
| france | champagne-ardenne region | esolus parallelepipedus | species | 5 | 0 |
| france | champagne-ardenne region | esolus pygmaeus | species | 1 | 0 |
| france | champagne-ardenne region | limnius muelleri | species | 4 | 0 |
| france | champagne-ardenne region | potamophilus acuminatus | species | 6 | 0 |
| france | champagne-ardenne region | stenelmis canaliculata | species | 14 | 0 |
| france | provence-alpes-cote d'azur region | elmidae environmental sample | species | 1 | 0 |
| france | provence-alpes-cote d'azur region | elmis maugetti | species | 1 | 0 |
| france | provence-alpes-cote d'azur region | esolus parallelepipedus | species | 1 | 0 |
| france | provence-alpes-cote d'azur region | limnius volckmari | species | 2 | 0 |
| germany | baden-wuerttemberg | riolus cupreus | species | 1 | 0 |
| germany | bavaria | elmis obscura | species | 1 | 0 |
| germany | bavaria | elmis rioloides | species | 1 | 0 |
| germany | bavaria | esolus angustatus | species | 1 | 0 |
| germany | bavaria | limnius opacus | species | 1 | 0 |
| germany | bavaria | riolus illiesi | species | 1 | 0 |
| germany | bavaria | riolus subviolaceus | species | 1 | 0 |
| germany | north rhine-westphalia | elmis aenea | species | 1 | 0 |
| germany | north rhine-westphalia | elmis maugetti | species | 13 | 0 |
| germany | north rhine-westphalia | esolus angustatus | species | 1 | 0 |
| germany | north rhine-westphalia | esolus parallelepipedus | species | 15 | 0 |
| germany | north rhine-westphalia | limnius opacus | species | 22 | 0 |
| germany | north rhine-westphalia | limnius perrisi | species | 2 | 0 |
| germany | north rhine-westphalia | limnius volckmari | species | 6 | 0 |
| germany | north rhine-westphalia | oulimnius rivularis | species | 2 | 0 |
| germany | north rhine-westphalia | oulimnius tuberculatus | species | 3 | 0 |
| germany | north rhine-westphalia | stenelmis canaliculata | species | 18 | 0 |
| germany | saxony-anhalt | elmis aenea | species | 2 | 0 |
| germany | saxony-anhalt | elmis maugetti | species | 2 | 0 |
| germany | saxony-anhalt | esolus angustatus | species | 1 | 0 |
| germany | saxony-anhalt | limnius perrisi | species | 2 | 0 |
| germany | saxony-anhalt | limnius volckmari | species | 2 | 0 |
| hungary | | macronychus quadrituberculatus | species | 1 | 0 |
| india | | stenelmis sp. sa-2015 | species | 2 | 0 |
| indonesia | | ancyronyx raffaelacatharina | species | 4 | 0 |
| indonesia | | dryopomorphus sp. upol rk0732 | species | 4 | 0 |
| indonesia | | graphelmis sp. upol rk0741 | species | 3 | 0 |
| indonesia | | nesonychus sp. upol rk0736 | species | 4 | 0 |
| indonesia | | rhopalonychus sp. upol rk0735 | species | 2 | 0 |
| indonesia | | stenelmis sp. upol rk0737 | species | 3 | 0 |
| indonesia | | stenelmis sp. upol rk0744 | species | 3 | 0 |
| italy | | elmis rioloides | species | 6 | 0 |
| italy | | oulimnius rivularis | species | 6 | 0 |
| italy | sardinia autonomous region | elmis maugeti fossulata | subspecies | 1 | 0 |
| italy | tuscany region | elmis maugeti maugeti | subspecies | 1 | 0 |
| italy | umbria region | elmis aenea | species | 1 | 0 |
| italy | umbria region | elmis rioloides | species | 1 | 0 |
| italy | veneto region | elmis rioloides | species | 3 | 0 |
| japan | aichi prefecture | neoriohelmis kurosawai | species | 4 | 0 |
| japan | aichi prefecture | paramacronychus granulatus | species | 3 | 0 |
| japan | aichi prefecture | zaitzeviaria ovata | species | 2 | 0 |
| japan | aomori prefecture | zaitzeviaria ovata | species | 2 | 0 |
| japan | fukuoka prefecture | zaitzeviaria ovata | species | 10 | 0 |
| japan | fukushima prefecture | zaitzeviaria ovata | species | 2 | 0 |
| japan | gifu prefecture | paramacronychus granulatus | species | 2 | 0 |
| japan | gunma prefecture | zaitzeviaria ovata | species | 3 | 0 |
| japan | hyogo prefecture | stenelmis miyamotoi | species | 3 | 0 |
| japan | hyogo prefecture | stenelmis vulgaris | species | 2 | 0 |
| japan | ishikawa prefecture | paramacronychus granulatus | species | 5 | 0 |
| japan | kagawa prefecture | zaitzeviaria ovata | species | 2 | 0 |
| japan | kagoshima prefecture | paramacronychus granulatus | species | 7 | 0 |
| japan | kagoshima prefecture | zaitzeviaria ovata | species | 4 | 0 |
| japan | nagano prefecture | paramacronychus granulatus | species | 3 | 0 |
| japan | nagano prefecture | zaitzeviaria ovata | species | 2 | 0 |
| japan | osaka prefecture | dryopomorphus extraneus | species | 2 | 0 |
| japan | osaka prefecture | paramacronychus granulatus | species | 2 | 0 |
| japan | osaka prefecture | zaitzeviaria ovata | species | 2 | 0 |
| japan | shimane prefecture | dryopomorphus extraneus | species | 2 | 0 |
| japan | shimane prefecture | graphelmis shirahatai | species | 2 | 0 |
| japan | shimane prefecture | grouvellinus marginatus | species | 3 | 0 |
| japan | shimane prefecture | leptelmis gracilis | species | 4 | 0 |
| japan | shimane prefecture | leptelmis parallela | species | 2 | 0 |
| japan | shimane prefecture | leptelmis sp. hd118 | species | 1 | 0 |
| japan | shimane prefecture | neoriohelmis kurosawai | species | 2 | 0 |
| japan | shimane prefecture | ordobrevia foveicollis | species | 2 | 0 |
| japan | shimane prefecture | ordobrevia gotoi | species | 1 | 0 |
| japan | shimane prefecture | ordobrevia maculata | species | 4 | 0 |
| japan | shimane prefecture | pseudamophilus japonicus | species | 2 | 0 |
| japan | shimane prefecture | stenelmis miyamotoi | species | 2 | 0 |
| japan | shimane prefecture | stenelmis nipponica | species | 2 | 0 |
| japan | shimane prefecture | stenelmis vulgaris | species | 2 | 0 |
| japan | shimane prefecture | zaitzevia awana | species | 2 | 0 |
| japan | shimane prefecture | zaitzevia rivalis | species | 3 | 0 |
| japan | shimane prefecture | zaitzevia sp. hd103 | species | 1 | 0 |
| japan | shimane prefecture | zaitzeviaria brevis | species | 2 | 0 |
| japan | shimane prefecture | zaitzeviaria gotoi | species | 5 | 0 |
| japan | shimane prefecture | zaitzeviaria ovata | species | 7 | 0 |
| japan | shizuoka prefecture | paramacronychus granulatus | species | 2 | 0 |
| japan | tottori prefecture | grouvellinus nitidus | species | 2 | 0 |
| japan | tottori prefecture | leptelmis gracilis | species | 2 | 0 |
| japan | tottori prefecture | neoriohelmis kurosawai | species | 3 | 0 |
| japan | tottori prefecture | optioservus hagai | species | 3 | 0 |
| japan | tottori prefecture | optioservus maculatus | species | 3 | 0 |
| japan | tottori prefecture | optioservus nitidus | species | 1 | 0 |
| japan | tottori prefecture | optioservus sp. hd073 | species | 1 | 0 |
| japan | tottori prefecture | optioservus sp. hd074 | species | 1 | 0 |
| japan | tottori prefecture | ordobrevia gotoi | species | 1 | 0 |
| japan | tottori prefecture | paramacronychus granulatus | species | 4 | 0 |
| japan | tottori prefecture | stenelmis miyamotoi | species | 4 | 0 |
| japan | tottori prefecture | stenelmis vulgaris | species | 2 | 0 |
| japan | tottori prefecture | zaitzevia nitida | species | 2 | 0 |
| japan | tottori prefecture | zaitzeviaria brevis | species | 1 | 0 |
| laos | | stenelmis sp. upol rk0731 | species | 4 | 0 |
| madagascar | | potamodytes sp. upol rk0659 | species | 4 | 0 |
| madagascar | | potamodytes sp. upol rk0660 | species | 4 | 0 |
| malaysia | | ancyronyx procerus | species | 10 | 0 |
| malaysia | | dryopomorphus sp. upol rk0717 | species | 4 | 0 |
| malaysia | | graphelmis obesa | species | 1 | 0 |
| malaysia | | graphelmis philemoni | species | 3 | 0 |
| malaysia | | homalosolus hospitalis | species | 1 | 0 |
| malaysia | | stenelmis sp. upol rk0720 | species | 4 | 0 |
| malaysia | | stenelmis sp. upol rk0721 | species | 3 | 0 |
| malaysia | | stenelmis sp. upol rk0722 | species | 3 | 0 |
| malaysia | | stenelmis sp. upol rk0724 | species | 3 | 0 |
| malaysia | | stenelmis sp. upol rk0746 | species | 4 | 0 |
| malaysia | | stenelmis sp. upol rk0747 | species | 3 | 0 |
| myanmar | tanintharyi division | macronychus sp. usnm ent 01117285 | species | 1 | 0 |
| panama | | elmidae sp. rf124 | species | 1 | 0 |
| philippines | | ancyronyx helgeschneideri | species | 4 | 0 |
| philippines | | ancyronyx minerva | species | 2 | 0 |
| philippines | | ancyronyx montanus | species | 2 | 0 |
| philippines | | ancyronyx patrolus | species | 3 | 0 |
| philippines | | ancyronyx procerus | species | 2 | 0 |
| philippines | | ancyronyx pseudopatrolus | species | 2 | 0 |
| philippines | | ancyronyx punkti | species | 2 | 0 |
| portugal | | oulimnius rivularis | species | 3 | 0 |
| slovakia | | elmis aenea | species | 1 | 0 |
| slovakia | | elmis maugetti | species | 2 | 0 |
| slovakia | | limnius perrisi | species | 2 | 0 |
| south africa | | potamodytes sp. ir-2002 | species | 3 | 0 |
| south korea | | stenelmis nipponica | species | 3 | 0 |
| spain | | elmis perezi | species | 4 | 0 |
| spain | | limnius opacus | species | 1 | 0 |
| spain | | limnius volckmari | species | 3 | 0 |
| sri lanka | | podelmis viridiaenea | species | 1 | 0 |
| sri lanka | uva province | ancyronyx jaechi | species | 1 | 0 |
| taiwan | | elmidae sp. ch-2014 | species | 1 | 0 |
| united kingdom | england | limnius volckmari | species | 1 | 0 |
| united states | | macronychus glabratus | species | 4 | 0 |
| united states | alaska | narpus sp. uam ento 167274 | species | 1 | 0 |
| united states | alaska | narpus sp. uam ento 167275 | species | 1 | 0 |
| united states | minnesota | elmidae sp. cc14c-19 | species | 1 | 0 |
| united states | pennsylvania | elmidae sp. bold:aaa9073 | no rank | 8 | 0 |
| united states | pennsylvania | elmidae sp. bold:aab2007 | no rank | 5 | 0 |
| united states | pennsylvania | elmidae sp. bold:acj5785 | species | 3 | 0 |
| united states | pennsylvania | optioservus sp. bold:aaa9073 | no rank | 33 | 0 |
| united states | pennsylvania | optioservus sp. wccms1396-13 | species | 1 | 0 |
| united states | pennsylvania | oulimnius latiusculus | species | 29 | 0 |
| united states | pennsylvania | oulimnius sp. bold:aab2007 | no rank | 1 | 0 |
| united states | pennsylvania | stenelmis crenata | species | 10 | 0 |
| united states | pennsylvania | stenelmis fuscata | species | 1 | 0 |
| united states | pennsylvania | stenelmis sp. bold:aac4909 | no rank | 1 | 0 |
| united states | pennsylvania | stenelmis sp. bold:aah2196 | no rank | 2 | 0 |
| united states | pennsylvania | stenelmis sp. bold:aah6674 | no rank | 2 | 0 |
| zambia | | potamodytes sp. upol rk0739 | species | 4 | 0 |