Genus Spumiosa

Species total:
21
Age range:
4100 - 500 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Spumiosa Precambriam Early Cambrian
Spumiosa alara Late Precambrian Cambrian
Spumiosa antractus Early Vendian Early Vendian
Spumiosa cineraria Early Vendian Early Vendian
Spumiosa dgetimica Early Vendian Early Vendian
Spumiosa grumulosa Early Vendian Early Vendian
Spumiosa kulgunica Late Riphean Late Riphean
Spumiosa laxa Early Vendian Early Vendian
Spumiosa laxiuscula Early Cambrian Early Cambrian
Spumiosa maculata Middle Riphean Late Riphean
Spumiosa magna Vendian Vendian
Spumiosa magnifica Late Precambrian Early Cambrian
Spumiosa massulata Late Riphean Late Riphean
Spumiosa rubiginosa Proterozoic Vendian
Spumiosa rutila Vendian Vendian
Spumiosa salebrosa Vendian Vendian
Spumiosa saridgasica Early Vendian Early Vendian