Genus Betpakdalina

Species total:
11
Age range:
141 - 1.8 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Betpakdalina Cretaceous Paleocene
Betpakdalina barbulata Cretaceous Early Paleocene
Betpakdalina minuta Senonian Maastrichtian
Betpakdalina pentaoculata Campanian Maastrichtian
Betpakdalina pentaoculoides Late Cretaceous Maestrichtian
Betpakdalina protuberantis Senonian Maastrichtian
Betpakdalina sp Cretaceous Tertiary
Betpakdalina sp. Polu.et al,1966 Campanian Maestrichtian
Betpakdalina tetrabarbata Albian Danian
Betpakdalina tetrabarbulata Early Tertiary Early Tertiary
Betpakdalina triangulata Cretaceous Tertiary