Genus Batiacasphaera

Species total:
106
Age range:
230 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Batiacasphaera aptiensis Cretaceous Barremian
Batiacasphaera mica Late Hauterivian Barremian
Batiacasphaera spumosa Valanginian Early Aptian
Batiacasphaera sp.A Late Oxfordian Middle Aptian
Batiacasphaera imperfecta Hauterivian Aptian
Batiacasphaera ovata Berriasian Aptian
Batiacasphaera saidensis Hauterivian Late Aptian
Batiacasphaera asperata Tithonian Aptian
Batiacasphaera norvickii Late Kimmeridgian Albian
Batiacasphaera torulosa Late Albian Early Cenomanian
Batiacasphaera granulosa Albian Cenomanian
Batiacasphaera macrogranulata Late Aalenian Early Turonian
Batiacasphaera sp. Kuma.& Saxe.,1996 Late Santonian Early Campanian
Batiacasphaera sp.2 Aalenian Middle Campanian
Batiacasphaera subtilis Berriasian Piripauan
Batiacasphaera ringnesiorum Tithonian Maestrichtian
Batiacasphaera reticulata Late Cenomanian Danian