Type species: Petalotrypa compressa Ulrich, 1890
This genus includes the species:
Bigey, 1988 | Devonian | France | WoRMS 1406401 | |
Lavrentjeva, 1997 | Devonian | Russia Transcaucasia | WoRMS 1406402 | |
Ulrich, 1890 | M. Devonian | USA (Iowa) | WoRMS 1406403 | |
Zheng, 1990 | Ordovician | China Nei Mongol | WoRMS 1406404 | |
Ulrich, 1890 | Devonian Givetian | USA Iowa, Illinois | WoRMS 1406405 | |
Bassler, 1911 | Ordovician Caradocian ?Silurian |
Estonia Podolia |
WoRMS 1406406 | |
Fenton & Fenton, 1924 | Devonian Frasnian | USA Iowa | WoRMS 1406407 | |
Troizkaya, 1968 | Devonian Famennian | Russia? | WoRMS 1406408 | |
Troizkaya, 1961 | Devonian Famennian | Kazakhstan | WoRMS 1406409 | |
Tolokonnikova, 2016 | Late Devonian Famennian | Azerbaijan Nekhichevan | WoRMS 1406410 | |
Annoscia & Grignani, 1969 | Late Devonian | Libya | WoRMS 1406413 |