Genus Bulbella

Species total:
4
Age range:
246.67 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Bulbella Early Cretaceous Early Cretaceous
Bulbella brevispina Late Permian Late Permian
Bulbella macrura Early Cretaceous Early Cretaceous
Bulbella sphaerinaeformis Early Cretaceous Early Cretaceous