Genus Achomosphaera

Species total:
97
Age range:
514 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Achomosphaera verdieri Middle Berriasian Santonian
Achomosphaera valianta Late Cretaceous Late Cretaceous
Achomosphaera tridactylites Cretaceous Eocene
Achomosphaera triangulata Late Hauterivian Pleistocene
Achomosphaera transculenta Nd Nd
Achomosphaera taiwaniana Eocene Eocene
Achomosphaera spongiosa Late Paleocene Early Pleistocene
Achomosphaera sp.II Early Miocene Middle Miocene
Achomosphaera sp.I Early Miocene Middle Miocene
Achomosphaera sp.C Gedl,1995 Middle Eocene Middle Eocene
Achomosphaera sp.B Mart.,1993 Late Eocene Early Miocene
Achomosphaera sp.B Kirs.,1991 Early Maastrichtian Early Maastrichtian
Achomosphaera sp.B Khow.& Jain,1992 Hauterivian Barremian
Achomosphaera sp.B Gedl,1995 Middle Eocene Middle Eocene
Achomosphaera sp.B Albian Maastrichtian
Achomosphaera sp.A Powe.,1986 Late Chattian Middle Miocene
Achomosphaera sp.A Mour.& Brin.,2000 Middle Eocene Late Eocene