Genus Ooidium

Species total:
37
Age range:
4100 - 218 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Ooidium verrucatum Arenigian Early Llanvirnian
Ooidium ventricosum Precambriam Potsdamian
Ooidium unicum Llandoverian Llandoverian
Ooidium timofeevii Late Cambrian Early Tremadocian
Ooidium strigatum Late Proterozoic Cambrian
Ooidium sp.B Early Tremadocian Early Tremadocian
Ooidium sp.A Vang.,1974 Wenlockian Ludlovian
Ooidium sp.A Middle Cambrian Late Cambrian
Ooidium sp.4 Late Cambrian Late Cambrian
Ooidium sp.3 Late Cambrian Late Cambrian
Ooidium sp.2 Faiz.,1998 Middle Riphean Middle Riphean
Ooidium sp.2 Cambrian Early Llanvirnian
Ooidium sp.1 Faiz.,1998 Middle Riphean Middle Riphean
Ooidium sp.1 Middle Cambrian Early Llanvirnian
Ooidium sp. Zang,1992 Early Cambrian Early Cambrian
Ooidium sp. Vang.,1967 Nd Nd
Ooidium sp. Salu.et al,1971 Late Cambrian Late Cambrian