Genus Batiacasphaera

Species total:
106
Age range:
230 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Batiacasphaera laevigata Late Bajocian Callovian
Batiacasphaera villersensis Callovian Early Oxfordian
Batiacasphaera pocockii Late Bathonian Early Kimmeridgian
Batiacasphaera rioultii Late Callovian Early Kimmeridgian
Batiacasphaera sp.29 Late Tithonian Early Berriasian
Batiacasphaera agglutinata Early Valanginian Middle Valanginian
Batiacasphaera cuculliformis Berriasian Valanginian
Batiacasphaera filiata Late Oxfordian Valanginian
Batiacasphaera rudis Late Callovian Valanginian
Batiacasphaera crassiangulata Valanginian Hauterivian
Batiacasphaera echinata Kimmeridgian Hauterivian
Batiacasphaera pilosa Oxfordian Hauterivian
Batiacasphaera sp.A Lond.,1990 Late Valanginian Hauterivian
Batiacasphaera crassicingulata Late Jurassic Hauterivian
Batiacasphaera circularis Middle Jurassic Early Cretaceous
Batiacasphaera verrucosa Middle Jurassic Early Cretaceous
Batiacasphaera sp.P Lond.,1990 Hauterivian Early Barremian