Genus Betula

Species total:
131
Age range:
230 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Betula paterna Paleogene Neogene
Betula microphylla Early Paleocene Early Paleocene
Betula albae Early Tertiary Pleistocene
Betula automnalis Paleogene Neogene
Betula triangularis Paleogene Neogene
Betula verrucosa Tertiary Pleistocene
Betula resistens Paleogene Neogene
Betula gracilis Paleocene Late Neogene
Betula occidentalis Paleogene Neogene
Betula prisca Eocene Eocene
Betula leopoldae Eocene Eocene
Betula type Eocene Eocene
Betula sp. McIn.,1985 Early Eocene Pleistocene
Betula sp. Brat.,1966 Eocene Eocene
Betula tortusa Eocene Eocene
Betula middendorfii Late Eocene Middle Pleistocene
Betula sp.1 Sung et al,1964 Late Eocene Middle Oligocene