Clasificarea helmintozelor (bolile viermilor).
| Strain | Familie | Tip |
| Cestode (tenii) | Pseudophyllidae | Diphyllobothrium latum (pește teniei). |
| Cyclophyllidae | Taenia saginata (tenie bovină) Taenia solium (tenie porcină) | |
| Echinococ [echinococoză] | Echinococcus granulosus (tenie de câine) Echinococcus multilocularis (tenie de vulpe) Echinococcus vogeli Echinococcus oligarthus | |
| Hymenolepidae | Vampirolepis nana (pitic teniei) Hymenolepis diminuta (tenie de șobolan). | |
| Nematode (viermi) | Oxyuridae (oxiuri) | Enterobius vermicularis [oxiuriază]. |
| Ascarididae (viermi rotunzi) | Ascaris lumbricoides Anisakis marina Anisakis simplex Toxocara canis / -cati | |
| Ancylostomatidae (viermi) | Ancylostoma duodenal Necator americanus | |
| Rhabditidae | Strongyloides stercoralis (nematod pitic) Strongyloides fuelleborni | |
| Angiostrongylidae | Angiostrongylus cantonensis (viermi de șobolan) Angiostrongylus costaricensis | |
| Trichuridae (viermi) | Trichuris trichiura | |
| Trichinella (trichinae) [triquineloză]. | Trichinella spiralis Trichinella nelsoni Trichnella nativa Trichinella britovi Trichinella pseudospiralis | |
| Filiariidae (nematode) | Wuchereria bancrofti Brugia malayi Brugia timori Loa loa Onchocerca volvulus | |
| Spiruridae | Dracunculus medinensis | |
| Trematode (viermi care suge) | Schistosomatidae [schistosomiaza; bilharzia] | Schistosoma haematobium Schistosoma japonicum Schistosoma mekongi Schistosoma mansoni Schistosoma intercalatum |
| Pasărea ficatului | Opisthorchis felineus (pisică de ficat pisică) Opisthorchis viverrini (pisică de ficat chinezească) Clonorchis sinensis Dicrocoelium dendriticum Fasciola hepatica Fasciola gigantica | |
| Fluke intestinal | Fasciolopsis buski Metagonimus Heterophyes Echinostoma Gastrodiscoides Watsonius | |
| Paragonimus (fluke pulmonar) | Paragonimus westermani Paragonimus heterotremus Paragonimus africanus Paragonimus uterobilateralis Paragonimus mexicanus Paragonimus iyazakii Paragonimus kellicotti |
