Genus Ambonosphaera

Species total:
12
Age range:
195 - 109 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Ambonosphaera utera Berriasian Valanginian
Ambonosphaera staffinensis Toarcian Early Aptian
Ambonosphaera sp.C Late Oxfordian Early Kimmeridgian
Ambonosphaera sp.B Late Oxfordian Early Kimmeridgian
Ambonosphaera sp.A Late Oxfordian Early Kimmeridgian
Ambonosphaera sp Late Bathonian Puaroan
Ambonosphaera jurassica Middle Jurassic Early Berriasian
Ambonosphaera hemicavata Late Bajocian Early Callovian
Ambonosphaera delicata Berriasian Early Hauterivian
Ambonosphaera calloviana Jurassic Kimmeridgian
Ambonosphaera bavarica Oxfordian Oxfordian
Ambonosphaera Middle Jurassic Late Jurassic