Genus Achomosphaera

Species total:
97
Age range:
514 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Achomosphaera triangulata Late Hauterivian Pleistocene
Achomosphaera sp.A Mats.,1983 Bormidian Pleistocene
Achomosphaera alcicornu Hauterivian Pleistocene
Achomosphaera andalousiensis Late Pliensbachian Holocene
Achomosphaera granulata Quaternary Holocene
Achomosphaera ramulifera Early Cretaceous Holocene
Achomosphaera Mesozoic Cenozoic
Achomosphaera sp Bajocian Holocene
Achomosphaera taiwaniana Eocene Eocene
Achomosphaera minuta Eocene Eocene
Achomosphaera recurvata Nd Nd
Achomosphaera sp. He & Sun,1991 Late Pleistocene Late Pleistocene
Achomosphaera globata Late Cretaceous Late Cretaceous
Achomosphaera malleofera Late Cretaceous Late Cretaceous
Achomosphaera sp.3 Late Cambrian Late Cambrian
Achomosphaera sp.1 Sah et al,1969 Late Cretaceous Late Cretaceous
Achomosphaera sp.B Kirs.,1991 Early Maastrichtian Early Maastrichtian