Proisotoma aera
Proisotoma alpa
Proisotoma antigua
Proisotoma bayouensis
Proisotoma beta
Proisotoma buddenrocki
Proisotoma bulba
Proisotoma bulbosa
Proisotoma clavipila
Proisotoma crassicauda
Proisotoma dubia
Proisotoma ewingi
Proisotoma excavata
Proisotoma extra
Proisotoma frisoni
Proisotoma immersa
Proisotoma laticauda
Proisotoma libra
Proisotoma macgillivaryi
Proisotoma minima
Proisotoma mackenziana
Proisotoma minuta
Proisotoma muskegis
Proisotoma obsoleta
Proisotoma rainieri
Proisotoma ripicola
Proisotoma schoetti
Proisotoma sepulchralis
Proisotoma subminuta
Proisotoma tenella
Proisotoma turberculatum
Proisotoma titusi
Proisotoma veca
Proisotoma vernoga
Proisotoma vesiculata
Proisotoma vetusta
Proisotoma woodi
Proisotoma admaritima
Proisotoma ananevae
Proisotoma armeriae
Proisotoma brevidens
Proisotoma buddenbrocki
Proisotoma coeca
Proisotoma dottrensi
Proisotoma fungi
Proisotoma juaniae
Proisotoma najtae
Proisotoma nova
Proisotoma papillosa
Proisotoma subarctica
Proisotoma pettersonae
Proisotoma intermixta
Proisotoma atrata
Proisotoma octojuga
Proisotoma okukensis
Proisotoma niger
Proisotoma haweaensis
Proisotoma xanthella
Proisotoma terrigenus
Proisotoma centralis
Proisotoma scapellifera
Proisotoma variabilis
Proisotoma revilliodi
Proisotoma curva
Proisotoma santosorum
Proisotoma turikana