Genus Silicisphaera

Species total:
12
Age range:
141 - 11.5 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Silicisphaera sp Barremian Cenomanian
Silicisphaera tenera Barremian Maastrichtian
Silicisphaera buspina Barremian Senonian
Silicisphaera tridactylites Late Albian Senonian
Silicisphaera flosculus Coniacian Maastrichtian
Silicisphaera torulosa Early Turonian Senonian
Silicisphaera sp.B Maastrichtian Danian
Silicisphaera sp.A Maastrichtian Danian
Silicisphaera ferox Cretaceous Middle Miocene
Silicisphaera Neocomian Middle Miocene
Silicisphaera sp. May,1980 Early Maastrichtian Early Maastrichtian
Silicisphaera ramula Maastrichtian Maastrichtian