Genus Sphaerina

Species total:
19
Age range:
570 - 1.2 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Sphaerina wulinensis Early Triassic Barremian
Sphaerina triquetra Early Cretaceous Early Cretaceous
Sphaerina taiwanensis Late Miocene Early Pleistocene
Sphaerina spinigera Jurassic Valanginian
Sphaerina spinellatiformis Olenikian Liassic
Sphaerina spinellata Early Mesozoic Late Triassic
Sphaerina sp Induan Early Cretaceous
Sphaerina rugosa Early Cambrian Middle Cambrian
Sphaerina parvispinellatiformis Olenikian Keuper
Sphaerina parvispinellata Early Triassic Liassic
Sphaerina multispinellata Early Jurassic Early Jurassic
Sphaerina multispinella Hettangian Toarcian
Sphaerina minuta Cambrian Cambrian
Sphaerina media Late Cambrian Ordovician
Sphaerina glabra Early Cambrian Middle Cambrian
Sphaerina exilis Early Triassic Early Triassic
Sphaerina eresinella Early Cretaceous Early Cretaceous