Homotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Isotopenola Potapov, Babenko, Fjellberg & Greenslade, 2009)
Pauropygus caussaneli (Thibaud 1996)
Homotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Pauropygus Potapov, Gao & Deharveng, 2013)
Proisotoma constricta Folsom
Homotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Proisotoma Boerner, 1901)