Genus Hystrichosphaera

Species total:
88
Age range:
1600 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Hystrichosphaera xanthiopyxides Senonian Danian
Hystrichosphaera wetzelii Early Cretaceous Maastrichtian
Hystrichosphaera verrucosa Late Tithonian Hauterivian
Hystrichosphaera turbilineata Nd Nd
Hystrichosphaera tubifera Turonian Early Miocene
Hystrichosphaera tripodes Early Pleistocene Early Pleistocene
Hystrichosphaera tertiaria Early Santonian Nd
Hystrichosphaera tenuicapillata Cretaceous Danian
Hystrichosphaera supparus Maastrichtian Danian
Hystrichosphaera spinimarginata Late Berriasian Valanginian
Hystrichosphaera speciosa Early Cretaceous Miocene
Hystrichosphaera sp.K Late Aptian Late Aptian
Hystrichosphaera sp.B Drug.,1967 Danian Danian
Hystrichosphaera sp.A Harl.& Down.,1969 Pleistocene Pleistocene
Hystrichosphaera sp.A Drug.,1967 Danian Danian
Hystrichosphaera sp.A Albian Early Turonian
Hystrichosphaera sp.5 Paleocene Paleocene