Systematic placement uncertain
Type species: Nematotrypa gracilis Bassler, 1911
This genus includes the species:
Bassler, 1911 | Ordovician | Estonia | WoRMS 1405709 | |
Gorjunova, 1985 | Ordovician Caradoc=Sandbian-Katian | Estonia | WoRMS 1405710 | |
Gorjunova, 1985 | Ordovician Ashgill=Katian-Hirnantian | Estonia | WoRMS 1405711 | |
Ernst & Key, 2007 | Ordovician Sandbian-Katian | France | WoRMS 1405712 | |
Astrova, 1965 | Ordovician Llandeilo-Caradoc=Darriwillian-Katian | Russia | WoRMS 1405713 | |
Bekker, 1921 | Ordovician Llandeilo-Caradoc=Darriwillian-Katian | Estonia | WoRMS 1405714 |
Nematotrypa at Fossilworks.org.