[ Top ] [ Japanese ]

Orbulina sp.

genus Orbulina d'Orbigny, 1839

• Modern species: early Miocene - Present (16.0 - 0.0 Ma)
• Habitat: Marine

• Classification
• kingdom Chromista, infrakingdom Rhizaria, phylum Foraminifera, class Globothalamea, order Rotaliida, family Globigerinidae

• Distribution
• Miocene: Tochigi
• Pleistocene: Shizuoka
• Investigation in progress: Niigata, Yamanashi

• Subtaxa
• O. universa