Solisphaeridium |
Solisphaeridium rossignoliae
|
Nd |
Nd |
|
Solisphaeridium |
Solisphaeridium sanyanum
|
Pacific(S.China Sea) |
Late Oligocene |
|
Solisphaeridium |
Solisphaeridium seminudum
|
Baltic |
Paleocene |
|
Solisphaeridium |
Solisphaeridium solare
|
Morocco |
Early Ordovician |
|
Solisphaeridium |
Solisphaeridium solidispinosum
|
Morocco |
Early Ordovician |
|
Solisphaeridium |
Solisphaeridium solidum
|
China(Yunnan) |
Late Permian |
|
Solisphaeridium |
Solisphaeridium spinoglobosum
|
Canada |
Devonian |
|
Solisphaeridium |
Solisphaeridium spinulatum
|
China(Yunnan) |
Late Permian |
|
Solisphaeridium |
Solisphaeridium stimuliferum
|
France |
Late Jurassic |
|
Solisphaeridium |
Solisphaeridium stimuliferum
|
Baltic |
Paleocene |
|
Solisphaeridium |
Solisphaeridium stimuliferum
|
France |
Late Jurassic |
|
Solisphaeridium |
Solisphaeridium watrousense
|
Canada |
Jurassic |
|
Stellechinatum |
Stellechinatum celestum
|
Belgium |
Silurian |
|
Stellechinatum |
Stellechinatum ceratioides
|
Nd |
Nd |
|
Stellechinatum |
Stellechinatum granulatum
|
Australia(W.Australia) |
Tertiary |
|
Stellechinatum |
Stellechinatum horridum
|
France(Ille-et-Vilaine) |
Ordovician |
|
Stellechinatum |
Stellechinatum multipustulosum
|
Sweden |
Middle Ordovician |
|