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Genus Symplassosphaeridium

Species total:
32
Age range:
4100 - 230 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Symplassosphaeridium subcoalitum Precambriam Silurian
Symplassosphaeridium sp Precambriam Siegenian
Symplassosphaeridium bulbosum Precambriam Late Proterozoic
Symplassosphaeridium Precambriam Permian
Symplassosphaeridium sp.A Precambriam Precambriam
Symplassosphaeridium coalitum Precambriam Precambriam
Symplassosphaeridium sp.B Precambriam Precambriam
Symplassosphaeridium sp. Ilie.,1974 Precambriam Cambrian
Symplassosphaeridium incrustatum Middle Precambrian Arenigian
Symplassosphaeridium tumidulum Early Proterozoic Carboniferous
Symplassosphaeridium sp. Hofm.& Jack.,1994 Proterozoic Proterozoic
Symplassosphaeridium sp. Hofm.& Jack.,1996 Middle Proterozoic Middle Proterozoic
Symplassosphaeridium sp.B Salu.et al,1971 Middle Proterozoic Late Proterozoic
Symplassosphaeridium sp.A Salu.et al,1971 Middle Proterozoic Late Proterozoic
Symplassosphaeridium bushimayense Late Precambrian Late Precambrian
Symplassosphaeridium parvum Late Precambrian Late Riphean
Symplassosphaeridium simplex Late Proterozoic Cambrian