| argentina | | galba viatrix | species | 1 | 0 |
| argentina | buenos aires city | galba viatrix | species | 0 | 1 |
| argentina | buenos aires province | galba viatrix | species | 0 | 1 |
| argentina | chubut province | galba viatrix | species | 2 | 1 |
| argentina | cordoba province | galba viatrix | species | 1 | 0 |
| argentina | corrientes province | lymnaea columella | species | 0 | 1 |
| argentina | entre rios province | lymnaea columella | species | 0 | 1 |
| argentina | mendoza province | lymnaea neotropica | species | 1 | 0 |
| argentina | rio negro province | galba viatrix | species | 0 | 1 |
| argentina | rio negro province | galba viatrix ventricosa | subspecies | 4 | 0 |
| argentina | tucuman province | galba viatrix | species | 0 | 1 |
| australia | new south wales | lymnaea columella | species | 0 | 1 |
| australia | queensland | lymnaea columella | species | 0 | 1 |
| austria | salzburg | lymnaea corvus | species | 1 | 0 |
| austria | salzburg | lymnaea fuscus | species | 1 | 0 |
| austria | salzburg | lymnaea turricola | species | 2 | 0 |
| belarus | | lymnaea stagnalis | species | 1 | 0 |
| brazil | goias | lymnaea columella | species | 0 | 1 |
| brazil | mato grosso | lymnaea columella | species | 0 | 1 |
| brazil | mato grosso do sul | lymnaea columella | species | 0 | 1 |
| brazil | minas gerais | lymnaea columella | species | 0 | 4 |
| brazil | paraiba | lymnaea columella | species | 0 | 3 |
| brazil | rio de janeiro | lymnaea columella | species | 0 | 6 |
| brazil | sao paulo | lymnaea columella | species | 0 | 2 |
| canada | | lymnaea humilis | species | 4 | 0 |
| canada | | lymnaea stagnalis | species | 1 | 0 |
| canada | alberta | lymnaea stagnalis | species | 11 | 0 |
| canada | british columbia | lymnaea stagnalis | species | 1 | 0 |
| canada | manitoba | lymnaea stagnalis | species | 12 | 0 |
| canada | ontario | lymnaea stagnalis | species | 6 | 0 |
| canada | saskatchewan | lymnaea stagnalis | species | 2 | 0 |
| chile | | lymnaea diaphana | species | 7 | 0 |
| chile | | lymnaea viator | species | 1 | 0 |
| china | | lymnaea sp. eear-china-2002 | species | 1 | 0 |
| colombia | cundinamarca department | galba cousini | species | 3 | 0 |
| colombia | narino department | galba cousini | species | 1 | 0 |
| colombia | santander department | galba cousini | species | 1 | 0 |
| denmark | | lymnaea stagnalis | species | 1 | 0 |
| dominican republic | | lymnaea schirazensis | species | 1 | 0 |
| ecuador | | galba cousini | species | 11 | 0 |
| ecuador | | lymnaea schirazensis | species | 1 | 0 |
| ecuador | pichincha province | galba cousini | species | 4 | 0 |
| france | centre region | lymnaea fuscus | species | 1 | 0 |
| france | ile-de-france region | lymnaea stagnalis | species | 1 | 0 |
| france | rhone-alpes region | lymnaea stagnalis | species | 1 | 0 |
| germany | | lymnaea stagnalis | species | 30 | 0 |
| germany | baden-wuerttemberg | lymnaea fuscus | species | 1 | 0 |
| germany | north rhine-westphalia | lymnaea fuscus | species | 1 | 0 |
| iran | | lymnaea schirazensis | species | 2 | 0 |
| iran | gilan province | lymnaea schirazensis | species | 10 | 0 |
| iran | kerman province | lymnaea schirazensis | species | 8 | 0 |
| japan | | lymnaea stagnalis | species | 5 | 0 |
| mexico | | lymnaea schirazensis | species | 1 | 0 |
| mexico | puebla | lymnaea schirazensis | species | 2 | 0 |
| netherlands | gelderland province | lymnaea stagnalis | species | 1 | 0 |
| netherlands | north holland province | lymnaea stagnalis | species | 1 | 0 |
| peru | | lymnaea schirazensis | species | 1 | 0 |
| peru | lima region | lymnaea neotropica | species | 3 | 0 |
| poland | greater poland province | lymnaea turricola | species | 1 | 0 |
| romania | | lymnaea stagnalis | species | 1 | 0 |
| russia | kamchatka krai | lymnaea tumrokensis | species | 11 | 0 |
| russia | tomsk oblast | lymnaea dolgini | species | 3 | 0 |
| spain | andalusia | galba viatrix | species | 1 | 0 |
| spain | valencia | lymnaea fuscus | species | 2 | 0 |
| sweden | | lymnaea fuscus | species | 1 | 0 |
| switzerland | | lymnaea stagnalis | species | 2 | 0 |
| united kingdom | | lymnaea stagnalis | species | 2 | 0 |
| united states | | lymnaea humilis | species | 25 | 0 |
| united states | hawaii | lymnaea aulacospira | species | 1 | 0 |
| united states | hawaii | lymnaea sp. eear-hawaii-2002 | species | 1 | 0 |
| united states | minnesota | lymnaea humilis | species | 1 | 0 |
| united states | missouri | lymnaea stagnalis | species | 8 | 0 |
| united states | new mexico | lymnaea humilis | species | 3 | 0 |
| united states | new york | lymnaea humilis | species | 10 | 0 |
| united states | utah | lymnaea humilis | species | 2 | 0 |
| uruguay | lavalleja department | lymnaea columella | species | 0 | 1 |
| uruguay | paysandu department | galba viatrix | species | 2 | 0 |
| venezuela | guarico | lymnaea columella | species | 0 | 1 |
| venezuela | merida | lymnaea columella | species | 0 | 1 |
| venezuela | merida | lymnaea sp. mdb-2009 | species | 3 | 0 |
| venezuela | tachira | lymnaea columella | species | 0 | 1 |
| venezuela | trujillo | lymnaea columella | species | 0 | 1 |