Genus Gyratosphaerina

Species total:
7
Age range:
4100 - 514 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Gyratosphaerina sp Precambriam Precambriam
Gyratosphaerina septata Early Cambrian Early Cambrian
Gyratosphaerina renia Early Vendian Early Vendian
Gyratosphaerina laevis Early Vendian Early Vendian
Gyratosphaerina composita Middle Riphean Middle Riphean
Gyratosphaerina aspera Precambriam Middle Cambrian
Gyratosphaerina Precambriam Precambriam