Genus Fractisporonites

Species total:
27
Age range:
195 - 0.01 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Fractisporonites Middle Cretaceous Pleistocene
Fractisporonites canalis Late Cretaceous Late Neogene
Fractisporonites doliiformis Late Paleocene Early Eocene
Fractisporonites elongatus Maastrichtian Maastrichtian
Fractisporonites filiformis Maastrichtian Maastrichtian
Fractisporonites moniliformis Late Cretaceous Late Cretaceous
Fractisporonites nodosus Maastrichtian Maastrichtian
Fractisporonites ordinatus Paleocene Paleocene
Fractisporonites pittsburgensis Early Jurassic Middle Jurassic
Fractisporonites sp Early Albian Late Miocene
Fractisporonites sp. Beil.,1994 Maastrichtian Maastrichtian
Fractisporonites sp.1 Song et al,1999 Cenomanian Oligocene
Fractisporonites sp.1 Zhu et al,1985 Middle Eocene Late Eocene
Fractisporonites sp.2 Cenomanian Oligocene
Fractisporonites sp.2 Shu et al,1985 Middle Eocene Late Eocene
Fractisporonites sp.3 Cenomanian Oligocene
Fractisporonites sp.4 Cenomanian Oligocene