Genus Quadraeculina

Species total:
24
Age range:
280 - 1.2 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Quadraeculina callaeformis Late Triassic Liassic
Quadraeculina annulata Rhaetian Liassic
Quadraeculina cibisis Late Triassic Liassic
Quadraeculina bitorosa Late Triassic Early Jurassic
Quadraeculina macra Early Triassic Early Cretaceous
Quadraeculina canadensis Mesozoic Early Cretaceous
Quadraeculina falcata Middle Jurassic Early Cretaceous
Quadraeculina primitiva Early Triassic Early Cretaceous
Quadraeculina ordinata Early Triassic Early Cretaceous
Quadraeculina Late Triassic Early Albian
Quadraeculina limbata Mesozoic Albian
Quadraeculina minor Early Triassic Albian
Quadraeculina enigmata Early Triassic Albian
Quadraeculina prolongata Berriasian Albian
Quadraeculina sp Early Triassic Tertiary
Quadraeculina anellaeformis Permian Early Pleistocene
Quadraeculina sp. Zhan.,1978 Mesozoic Mesozoic