Genus Navifusa

Species total:
40
Age range:
4100 - 1.8 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Navifusa sp.3 Precambriam Precambriam
Navifusa sp.A Late Volkov Llandoverian
Navifusa tenuis Precambriam Silurian
Navifusa teretis Middle Ordovician Middle Ordovician
Navifusa thyreosa Middle Ordovician Middle Ordovician
Navifusa typica Early Vendian Early Vendian