| argentina | | radula plumosa | species | 6 | 0 |
| australia | | radula acutiloba | species | 12 | 0 |
| australia | | radula anisotoma | species | 1 | 0 |
| australia | | radula australiana | species | 62 | 0 |
| australia | | radula buccinifera | species | 53 | 0 |
| australia | | radula demissa | species | 31 | 0 |
| australia | | radula hicksiae | species | 6 | 0 |
| australia | | radula imposita | species | 9 | 0 |
| australia | | radula javanica | species | 41 | 0 |
| australia | | radula mittenii | species | 21 | 0 |
| australia | | radula notabilis | species | 20 | 0 |
| australia | | radula nymanii | species | 5 | 0 |
| australia | | radula ocellata | species | 10 | 0 |
| australia | | radula oreopsis | species | 26 | 0 |
| australia | | radula queenslandica | species | 5 | 0 |
| australia | | radula ratkowskiana | species | 2 | 0 |
| australia | | radula robinsonii | species | 2 | 0 |
| australia | | radula sp. nd-2011a | species | 3 | 0 |
| australia | | radula sp. nd-2011e | species | 9 | 0 |
| australia | | radula sp. nd-2011i | species | 6 | 0 |
| australia | | radula strangulata | species | 1 | 0 |
| australia | new south wales | radula acutiloba | species | 2 | 0 |
| australia | new south wales | radula allisonii | species | 6 | 0 |
| australia | new south wales | radula imposita | species | 3 | 0 |
| australia | new south wales | radula novae-hollandiae | species | 10 | 0 |
| australia | new south wales | radula retroflexa | species | 9 | 0 |
| australia | new south wales | radula robinsonii | species | 15 | 0 |
| australia | new south wales | radula sp. nd-2011e | species | 8 | 0 |
| australia | new south wales | radula strangulata | species | 3 | 0 |
| australia | new south wales | radula weymouthiana | species | 2 | 0 |
| australia | queensland | radula allisonii | species | 6 | 0 |
| australia | queensland | radula forficata | species | 5 | 0 |
| australia | queensland | radula javanica | species | 2 | 0 |
| australia | queensland | radula jovetiana | species | 25 | 0 |
| australia | queensland | radula loriana | species | 49 | 0 |
| australia | queensland | radula madagascariensis | species | 6 | 0 |
| australia | queensland | radula mittenii | species | 3 | 0 |
| australia | queensland | radula myriopoda | species | 34 | 0 |
| australia | queensland | radula notabilis | species | 6 | 0 |
| australia | queensland | radula novae-hollandiae | species | 32 | 0 |
| australia | queensland | radula nymanii | species | 5 | 0 |
| australia | queensland | radula ocellata | species | 11 | 0 |
| australia | queensland | radula oreopsis | species | 2 | 0 |
| australia | queensland | radula ornata | species | 5 | 0 |
| australia | queensland | radula patens | species | 10 | 0 |
| australia | queensland | radula psychosis | species | 22 | 0 |
| australia | queensland | radula retroflexa | species | 12 | 0 |
| australia | queensland | radula robinsonii | species | 3 | 0 |
| australia | queensland | radula sp. nd-2011e | species | 6 | 0 |
| australia | queensland | radula sp. nd-2011h | species | 1 | 0 |
| australia | queensland | radula sp. nsw-brown 05/362 | species | 3 | 0 |
| australia | queensland | radula squarrosa | species | 5 | 0 |
| australia | queensland | radula thiersiae | species | 4 | 0 |
| australia | tasmania | radula aneurysmalis | species | 5 | 0 |
| australia | tasmania | radula novae-hollandiae | species | 3 | 0 |
| australia | tasmania | radula ocellata | species | 3 | 0 |
| australia | tasmania | radula ratkowskiana | species | 16 | 0 |
| australia | tasmania | radula retroflexa | species | 5 | 0 |
| australia | tasmania | radula sp. 6361 | species | 5 | 0 |
| australia | tasmania | radula sp. 6476 | species | 5 | 0 |
| australia | tasmania | radula sp. nd-2011a | species | 4 | 0 |
| australia | tasmania | radula sp. nd-2011d | species | 12 | 0 |
| australia | tasmania | radula sp. nd-2011h | species | 16 | 0 |
| australia | tasmania | radula sp. nd-2011i | species | 30 | 0 |
| austria | | radula complanata | species | 1 | 0 |
| austria | | radula lindenbergiana | species | 3 | 0 |
| austria | | radula visianica | species | 3 | 0 |
| belgium | | radula complanata | species | 8 | 0 |
| belize | | radula husnotii | species | 1 | 0 |
| bolivia | | radula convexa | species | 5 | 0 |
| bolivia | | radula episcia | species | 12 | 0 |
| bolivia | | radula frondescens | species | 1 | 0 |
| bolivia | | radula javanica | species | 6 | 0 |
| bolivia | | radula kegelii | species | 1 | 0 |
| bolivia | | radula pocsii | species | 5 | 0 |
| bolivia | | radula sp. churchill & vasquez 21778 | species | 6 | 0 |
| bolivia | | radula tectiloba | species | 1 | 0 |
| brazil | | radula gottscheana | species | 4 | 0 |
| brazil | | radula sinuata | species | 4 | 0 |
| brazil | | radula stenocalyx | species | 1 | 0 |
| brazil | | radula tectiloba | species | 5 | 0 |
| brazil | | radula voluta | species | 5 | 0 |
| brunei | | radula javanica | species | 3 | 0 |
| canada | | radula bolanderi | species | 4 | 0 |
| chile | | radula decora | species | 10 | 0 |
| chile | | radula fruticosa | species | 6 | 0 |
| chile | | radula hastata | species | 5 | 0 |
| chile | | radula sp. holz & franzaring db13087 | species | 6 | 0 |
| chile | | radula striata | species | 7 | 0 |
| china | | radula complanata | species | 7 | 0 |
| china | | radula constricta | species | 9 | 0 |
| china | | radula japonica | species | 1 | 0 |
| china | | radula javanica | species | 9 | 0 |
| china | | radula okamurana | species | 1 | 0 |
| china | | radula tokiensis | species | 4 | 0 |
| comoros | | radula flaccida | species | 5 | 0 |
| cook islands | | radula javanica | species | 3 | 0 |
| cook islands | | radula retroflexa | species | 5 | 0 |
| costa rica | | radula antilleana | species | 6 | 0 |
| costa rica | | radula frondescens | species | 14 | 0 |
| costa rica | | radula gottscheana | species | 10 | 0 |
| costa rica | | radula hastata | species | 6 | 0 |
| costa rica | | radula husnotii | species | 6 | 0 |
| costa rica | | radula macrostachya | species | 6 | 0 |
| costa rica | | radula subinflata | species | 12 | 0 |
| costa rica | | radula tenera | species | 6 | 0 |
| dominica | | radula cf. husnotii buck 14741 | species | 5 | 0 |
| dominica | | radula cf. subinflata nd-2014 | species | 17 | 0 |
| dominica | | radula inflexa | species | 4 | 0 |
| dominica | | radula mazarunensis | species | 6 | 0 |
| dominica | | radula saccatiloba | species | 12 | 0 |
| dominica | | radula varilobula | species | 6 | 0 |
| ecuador | | radula aff. mollis schaefer-verwimp & verwimp hsv 23251 | species | 4 | 0 |
| ecuador | | radula antilleana | species | 6 | 0 |
| ecuador | | radula cf. saccatiloba schaefer-verwimp & al. hsv 24386/b | species | 5 | 0 |
| ecuador | | radula cubensis | species | 11 | 0 |
| ecuador | | radula eggersii | species | 6 | 0 |
| ecuador | | radula fendleri | species | 10 | 0 |
| ecuador | | radula flaccida | species | 6 | 0 |
| ecuador | | radula mexicana | species | 6 | 0 |
| ecuador | | radula mollis | species | 4 | 0 |
| ecuador | | radula nudicaulis | species | 12 | 0 |
| ecuador | | radula schaefer-verwimpii | species | 6 | 0 |
| ecuador | | radula sp. andersson & kautz ak1702 db3607 | species | 5 | 0 |
| ecuador | | radula sp. schaefer-verwimp & al. hsv 24260/b | species | 6 | 0 |
| ecuador | | radula stenocalyx | species | 3 | 0 |
| ecuador | | radula tenera | species | 10 | 0 |
| ecuador | | radula voluta | species | 14 | 0 |
| fiji | | radula decurrens | species | 3 | 0 |
| fiji | | radula formosa | species | 16 | 0 |
| fiji | | radula javanica | species | 9 | 0 |
| fiji | | radula lingulata | species | 5 | 0 |
| fiji | | radula oceanica | species | 31 | 0 |
| fiji | | radula reflexa | species | 6 | 0 |
| fiji | | radula retroflexa | species | 5 | 0 |
| fiji | | radula sp. 03293/z | species | 5 | 0 |
| fiji | | radula sp. nsw889416 | species | 3 | 0 |
| fiji | | radula sp. nsw895234 | species | 6 | 0 |
| fiji | | radula sp. nsw973452 | species | 9 | 0 |
| fiji | | radula sp. nsw974317 | species | 5 | 0 |
| fiji | | radula sp. nsw974474 | species | 6 | 0 |
| finland | | radula complanata | species | 1 | 0 |
| france | corse region | radula complanata | species | 2 | 0 |
| france | corse region | radula lindenbergiana | species | 5 | 0 |
| french guiana | | radula javanica | species | 7 | 0 |
| french guiana | | radula sp. buck 33209 | species | 6 | 0 |
| french guiana | | radula sp. buck 33381 | species | 5 | 0 |
| french polynesia | | radula multiflora | species | 6 | 0 |
| germany | | radula complanata | species | 7 | 0 |
| germany | bavaria | radula complanata | species | 4 | 0 |
| greece | | radula complanata | species | 4 | 0 |
| honduras | | radula neotropica | species | 6 | 0 |
| indonesia | bali province | radula cavifolia | species | 10 | 0 |
| indonesia | south sulawesi province | radula sp. hsv25054 | species | 6 | 0 |
| japan | | radula apiculata | species | 4 | 0 |
| japan | | radula brunnea | species | 10 | 0 |
| japan | | radula campanigera | species | 5 | 0 |
| japan | | radula japonica | species | 6 | 0 |
| japan | | radula kojana | species | 10 | 0 |
| japan | | radula perrottetii | species | 17 | 0 |
| japan | hiroshima prefecture | radula constricta | species | 1 | 0 |
| japan | hiroshima prefecture | radula kojana | species | 1 | 0 |
| kenya | | radula ankefinensis | species | 6 | 0 |
| kenya | | radula quadrata | species | 13 | 0 |
| kenya | | radula recurvifolia | species | 3 | 0 |
| kenya | | radula sp. chuah-petiot mb26 | species | 4 | 0 |
| kenya | | radula sp. nd-2011c | species | 6 | 0 |
| madagascar | | radula appressa | species | 6 | 0 |
| madagascar | | radula macroloba | species | 8 | 0 |
| madagascar | | radula madagascariensis | species | 6 | 0 |
| madagascar | | radula marojezica | species | 6 | 0 |
| madagascar | | radula stenocalyx | species | 5 | 0 |
| malawi | | radula appressa | species | 8 | 0 |
| malawi | | radula bipinnata | species | 5 | 0 |
| malawi | | radula boryana | species | 10 | 0 |
| malawi | | radula comorensis | species | 12 | 0 |
| malawi | | radula holstiana | species | 18 | 0 |
| malawi | | radula madagascariensis | species | 4 | 0 |
| malawi | | radula stipatiflora | species | 3 | 0 |
| malawi | | radula voluta | species | 11 | 0 |
| malaysia | | radula iwatsukii | species | 5 | 0 |
| malaysia | | radula retroflexa | species | 5 | 0 |
| malaysia | | radula sp. hsv18846 | species | 4 | 0 |
| malaysia | | radula sp. hsv18881 | species | 1 | 0 |
| malaysia | | radula sp. hsv19023/b | species | 5 | 0 |
| malaysia | | radula sp. nsw850519 | species | 1 | 0 |
| malaysia | | radula sp. nsw974485 | species | 3 | 0 |
| malaysia | | radula tjibodensis | species | 5 | 0 |
| malaysia | | radula yangii | species | 1 | 0 |
| malaysia | sabah | radula formosa | species | 6 | 0 |
| mexico | | radula javanica | species | 2 | 0 |
| mexico | | radula recubans | species | 6 | 0 |
| morocco | | radula lindenbergiana | species | 4 | 0 |
| new zealand | | radula acutiloba | species | 3 | 0 |
| new zealand | | radula australiana | species | 29 | 0 |
| new zealand | | radula buccinifera | species | 15 | 0 |
| new zealand | | radula cuspidata | species | 13 | 0 |
| new zealand | | radula demissa | species | 34 | 0 |
| new zealand | | radula grandis | species | 14 | 0 |
| new zealand | | radula javanica | species | 17 | 0 |
| new zealand | | radula marginata | species | 3 | 0 |
| new zealand | | radula papulosa | species | 2 | 0 |
| new zealand | | radula physoloba | species | 7 | 0 |
| new zealand | | radula plicata | species | 14 | 0 |
| new zealand | | radula ratkowskiana | species | 9 | 0 |
| new zealand | | radula sp. nd-2011b | species | 5 | 0 |
| new zealand | | radula sp. nd-2011d | species | 18 | 0 |
| new zealand | | radula sp. nd-2011f | species | 9 | 0 |
| new zealand | | radula sp. nd-2011g | species | 6 | 0 |
| new zealand | | radula sp. nd-2011h | species | 11 | 0 |
| new zealand | | radula sp. von konrat & engel 6 | species | 1 | 0 |
| new zealand | | radula splendida | species | 5 | 0 |
| new zealand | | radula strangulata | species | 33 | 0 |
| new zealand | | radula uvifera | species | 4 | 0 |
| new zealand | wellington | radula acuta | species | 3 | 0 |
| new zealand | wellington | radula allisonii | species | 3 | 0 |
| new zealand | wellington | radula pseudoscripta | species | 6 | 0 |
| new zealand | wellington | radula sp. nd-2011h | species | 15 | 0 |
| new zealand | wellington | radula weymouthiana | species | 5 | 0 |
| panama | | radula flaccida | species | 10 | 0 |
| panama | | radula kegelii | species | 6 | 0 |
| peru | | radula antilleana | species | 1 | 0 |
| peru | | radula episcia | species | 1 | 0 |
| peru | | radula gottscheana | species | 1 | 0 |
| philippines | | radula sp. salgado 88.p.12010 | species | 6 | 0 |
| portugal | | radula holtii | species | 1 | 0 |
| portugal | | radula lindenbergiana | species | 6 | 0 |
| portugal | acores autonomous region | radula aquilegia | species | 1 | 0 |
| portugal | acores autonomous region | radula carringtonii | species | 1 | 0 |
| portugal | acores autonomous region | radula wichurae | species | 6 | 0 |
| portugal | madeira autonomous region | radula aquilegia | species | 18 | 0 |
| portugal | madeira autonomous region | radula carringtonii | species | 36 | 0 |
| portugal | madeira autonomous region | radula holtii | species | 11 | 0 |
| portugal | madeira autonomous region | radula jonesii | species | 1 | 0 |
| portugal | madeira autonomous region | radula lindenbergiana | species | 26 | 0 |
| portugal | madeira autonomous region | radula nudicaulis | species | 40 | 0 |
| portugal | madeira autonomous region | radula wichurae | species | 8 | 0 |
| puerto rico | | radula paganii | species | 5 | 0 |
| reunion | | radula appressa | species | 18 | 0 |
| reunion | | radula boryana | species | 3 | 0 |
| reunion | | radula comorensis | species | 11 | 0 |
| reunion | | radula evelynae | species | 14 | 0 |
| reunion | | radula macroloba | species | 8 | 0 |
| reunion | | radula madagascariensis | species | 5 | 0 |
| reunion | | radula sp. nd-2011c | species | 6 | 0 |
| reunion | | radula sp. theo arts r u28/04 | species | 6 | 0 |
| reunion | | radula stenocalyx | species | 3 | 0 |
| reunion | | radula stipatiflora | species | 6 | 0 |
| reunion | | radula voluta | species | 12 | 0 |
| russia | | radula complanata | species | 3 | 0 |
| rwanda | | radula bipinnata | species | 5 | 0 |
| rwanda | | radula voluta | species | 5 | 0 |
| sao tome and principe | | radula boryana | species | 1 | 0 |
| slovakia | | radula complanata | species | 4 | 0 |
| south africa | | radula lindenbergiana | species | 3 | 0 |
| south africa | | radula sp. duckett et al. 3182d | species | 4 | 0 |
| south africa | | radula sp. theo arts rsa09/10 | species | 5 | 0 |
| spain | balearic islands | radula carringtonii | species | 5 | 0 |
| spain | balearic islands | radula lindenbergiana | species | 11 | 0 |
| spain | canary islands | radula carringtonii | species | 6 | 0 |
| spain | canary islands | radula holtii | species | 4 | 0 |
| spain | canary islands | radula jonesii | species | 169 | 0 |
| spain | canary islands | radula lindenbergiana | species | 5 | 0 |
| suriname | | radula macrostachya | species | 6 | 0 |
| switzerland | | radula complanata | species | 6 | 0 |
| tanzania | | radula boryana | species | 5 | 0 |
| tanzania | | radula voluta | species | 5 | 0 |
| thailand | | radula comorensis | species | 6 | 0 |
| thailand | | radula javanica | species | 3 | 0 |
| thailand | | radula sp. theo arts thai03/08 | species | 6 | 0 |
| uganda | | radula allamanoi | species | 6 | 0 |
| uganda | | radula flaccida | species | 6 | 0 |
| uganda | | radula quadrata | species | 4 | 0 |
| united kingdom | | radula complanata | species | 1 | 0 |
| united kingdom | england | radula aquilegia | species | 5 | 0 |
| united kingdom | wales | radula voluta | species | 6 | 0 |
| united states | | radula australis | species | 4 | 0 |
| united states | | radula floridana | species | 2 | 0 |
| united states | alabama | radula complanata | species | 9 | 0 |
| united states | alabama | radula floridana | species | 6 | 0 |
| united states | alabama | radula mollis | species | 4 | 0 |
| united states | alabama | radula sullivantii | species | 6 | 0 |
| united states | alaska | radula complanata | species | 5 | 0 |
| united states | alaska | radula obtusiloba | species | 5 | 0 |
| united states | alaska | radula polyclada | species | 11 | 0 |
| united states | alaska | radula prolifera | species | 12 | 0 |
| united states | florida | radula australis | species | 1 | 0 |
| united states | illinois | radula obconica | species | 1 | 0 |
| united states | kentucky | radula obconica | species | 3 | 0 |
| united states | louisiana | radula australis | species | 1 | 0 |
| united states | maine | radula complanata | species | 1 | 0 |
| united states | north carolina | radula australis | species | 12 | 0 |
| united states | north carolina | radula complanata | species | 3 | 0 |
| united states | north carolina | radula mollis | species | 2 | 0 |
| united states | north carolina | radula obconica | species | 16 | 0 |
| united states | north carolina | radula sullivantii | species | 6 | 0 |
| united states | north carolina | radula tenax | species | 7 | 0 |
| united states | oregon | radula complanata | species | 8 | 0 |
| vanuatu | | radula javanica | species | 6 | 0 |
| vanuatu | | radula sp. nsw974474 | species | 5 | 0 |
| vanuatu | | radula sp. nsw974478 | species | 6 | 0 |
| vanuatu | | radula sp. nsw974481 | species | 9 | 0 |
| vanuatu | | radula sp. nsw974485 | species | 3 | 0 |
| vanuatu | | radula tjibodensis | species | 3 | 0 |
| vanuatu | sanma province | radula javanica | species | 6 | 0 |
| vanuatu | sanma province | radula pinnulata | species | 2 | 0 |
| vanuatu | sanma province | radula retroflexa | species | 3 | 0 |
| vanuatu | sanma province | radula sp. nsw971056 | species | 5 | 0 |
| vanuatu | sanma province | radula sp. nsw974478 | species | 3 | 0 |
| vanuatu | sanma province | radula sp. nsw974489 | species | 2 | 0 |
| vanuatu | sanma province | radula tjibodensis | species | 2 | 0 |
| venezuela | | radula voluta | species | 3 | 0 |
| vietnam | | radula acuminata | species | 6 | 0 |
| vietnam | | radula javanica | species | 3 | 0 |