Genus Rotundina

Species total:
7
Age range:
263.33 - 176 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Rotundina Kungurian Kungurian
Rotundina bulbifera Keuper Rhaetian
Rotundina glabrescens Jurassic Jurassic
Rotundina media Middle Permian Liassic
Rotundina pachytella Early Cretaceous Early Cretaceous
Rotundina relativa Early Cretaceous Early Cretaceous
Rotundina trivialis Early Cretaceous Early Cretaceous