Genus Bivesiculites

Species total:
5
Age range:
141 - 54.5 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Bivesiculites Early Aptian Early Aptian
Bivesiculites sp.A Albian Maastrichtian
Bivesiculites sp.H Early Cretaceous Paleocene
Bivesiculites sp.I Cenomanian Turonian
Bivesiculites sp.S Early Cretaceous Maastrichtian