Genus Hymenodiscina

Species total:
5
Age range:
650 - 314 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Hymenodiscina adumbrata Vendian Early Devonian
Hymenodiscina conspicua Gedinnian Early Carboniferous
Hymenodiscina particularis Late Frasnian Early Carboniferous
Hymenodiscina sincera Late Frasnian Early Carboniferous
Hymenodiscina sp Vendian Early Devonian