Hystrichosphaera |
Hystrichosphaera mirabilis
|
Israel |
Pleistocene |
|
Hystrichosphaera |
Hystrichosphaera monilis
|
England(Kent) |
Ypresian |
|
Hystrichosphaera |
Hystrichosphaera nodosa
|
Caribbean |
Recent |
|
Hystrichosphaera |
Hystrichosphaera paradoxa
|
Australia(W.Australia) |
Senonian |
|
Hystrichosphaera |
Hystrichosphaera perforata
|
England(Kent) |
Ypresian |
|
Hystrichosphaera |
Hystrichosphaera pseudofurcata
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera pseudofurcata
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera pterota
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera reginaldii
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera rubina
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera scabrata
|
Caribbean |
Recent |
|
Hystrichosphaera |
Hystrichosphaera setosa
|
France |
Senonian |
|
Hystrichosphaera |
Hystrichosphaera speciosa
|
France |
Turonian |
|
Hystrichosphaera |
Hystrichosphaera supparus
|
California |
Maastrichtian |
Danian |
Hystrichosphaera |
Hystrichosphaera tertiaria
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera wetzelii
|
France |
Senonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium leptodermum
|
W.Germany |
Middle Oligocene |
Middle Miocene |