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Genus Hystrichosphaeridium

Species total:
513
Age range:
4100 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Hystrichosphaeridium saalfeldiensis Nd Nd
Hystrichosphaeridium alloiteauii Caradocian Caradocian
Hystrichosphaeridium spiralisetum Late Cretaceous Late Cretaceous
Hystrichosphaeridium bipartibilum Llandeilian Llandeilian
Hystrichosphaeridium sp.1 Zait.& Cros.,1970 Early Santonian Early Santonian
Hystrichosphaeridium sp.C Drug.,1967 Danian Danian
Hystrichosphaeridium shimizui Middle Miocene Middle Miocene
Hystrichosphaeridium pilosum Oxfordian Oxfordian
Hystrichosphaeridium sp.B Drug.,1967 Danian Danian
Hystrichosphaeridium classicum Devonian Devonian
Hystrichosphaeridium spinosum Late Cretaceous Late Cretaceous
Hystrichosphaeridium espiritosantense Mesozoic Mesozoic
Hystrichosphaeridium sp.C Cook.,1953 Early Eocene Early Eocene
Hystrichosphaeridium molodovense Late Ordovician Late Ordovician
Hystrichosphaeridium bifurcatum Early Ordovician Early Ordovician
Hystrichosphaeridium robustum Late Givetian Late Givetian
Hystrichosphaeridium franconium Late Lochkovian Late Lochkovian