Genus Psophosphaera

Species total:
105
Age range:
4100 - 0.01 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Psophosphaera yimaensis Mesozoic Mesozoic
Psophosphaera yunnanensis Early Triassic Early Cretaceous
Psophosphaera zhongguoensis Mesozoic Mesozoic