Genus Prototrematosphaeridium

Species total:
3
Age range:
4100 - 230 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Prototrematosphaeridium Precambriam Paleozoic
Prototrematosphaeridium holtedahlii Vendian Vendian
Prototrematosphaeridium sp Cambrian Cambrian