Genus Alisogymnium

Species total:
10
Age range:
141 - 32.5 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Alisogymnium assamicum Late Campanian Early Maestrichtian
Alisogymnium downiei Campanian Maastrichtian
Alisogymnium sp Cretaceous Danian
Alisogymnium laeve Senonian Early Tertiary
Alisogymnium euclaense Late Turonian Early Oligocene
Alisogymnium deflandrei Santonian Santonian
Alisogymnium Early Hauterivian Early Hauterivian
Alisogymnium evittii Senonian Senonian
Alisogymnium sphaerocephalum Senonian Senonian
Alisogymnium cerviculum Senonian Senonian