Genus Spumiosa

Species total:
21
Age range:
4100 - 500 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Spumiosa sp Precambriam Early Cambrian
Spumiosa spongiosa Vendian Vendian
Spumiosa spumosa Late Precambrian Early Cambrian
Spumiosa subtila Vendian Vendian