Genus Concentricystes

Species total:
18
Age range:
345 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Concentricystes Early Gondwana Pleistocene
Concentricystes circulus Early Tertiary Quaternary
Concentricystes cretaceous Early Cretaceous Early Albian
Concentricystes gaoyouensis Paleocene Eocene
Concentricystes hanjiangensis Paleocene Eocene
Concentricystes membranaceus Early Tertiary Quaternary
Concentricystes ningpoensis Early Tertiary Quaternary
Concentricystes ozeanica Tertiary Tertiary
Concentricystes panshanensis Maastrichtian Late Oligocene
Concentricystes rubinus Early Gondwana Quaternary
Concentricystes sp Kimmeridgian Quaternary
Concentricystes spiralis Quaternary Quaternary
Concentricystes tenellus Early Tertiary Quaternary
Concentricystes trigonus Quaternary Quaternary
Concentricystes trimaculatus Quaternary Quaternary
Concentricystes undulosus Quaternary Quaternary
Concentricystes xishanensis Quaternary Quaternary