Daughter taxa (time control age-window is: 0-800Ma) | ||||
Orbulina universa final chamber enveloping earlier test | ||||
Orbulina suturalis final chamber not entirely enveloping earlier test | ||||
Orbulina sp. Specimens which cannot be assigned to established species |
Catalog entries: Orbulina, Coscinosphaera, Biorbulina
Distinguishing features:
Parent taxon (Globigerinidae): Wall spinose, usually with 3½-6 globular chambers in final whorl, trochospiral or planispiral
This taxon: Spherical terminal chamber:
Geographic distribution
Phylogenetic relations
Most likely ancestor: Praeorbulina - at confidence level 4 (out of 5). Data source: Kennett & Srinivasan 1983, fig. 11, Spezzaferri et al. 2015.
Geological Range:
Last occurrence (top): Extant. Data source: Total of ranges of the species in this database
First occurrence (base): within M6 zone (14.24-15.10Ma, base in Langhian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Primary source for this page: Kennett & Srinivasan 1983, p.86
Blow, W. H. (1956). Origin and evolution of the foraminiferal genus Orbulina d'Orbigny. Micropaleontology. 2(1): 57-70. gs Brönnimann, P. (1951b). The genus Orbulina d'Orbigny in the Oligo-Miocene of Trinidad, B. W. I. Contributions from the Cushman Foundation for Foraminiferal Research. 2(4): 135+-. gs Costa, O. G. (1856). Paleontologia del regno di Napoli, Parte II. Atti della Academia Pontaniana, Napoli. 7(2): 1-378. gs O d'Orbigny, A. (1839a). Foraminiferes. In, de la Sagra, R. (ed.) Histoire physique et naturelle de l'Ile de Cuba. A. Bertrand, Paris, France 1-224. gs Kennett, J. P. & Srinivasan, M. S. (1983). Neogene Planktonic Foraminifera. Hutchinson Ross Publishing Co., Stroudsburg, Pennsylvania. 1-265. gs Stuart, A. (1866). Ueber Coscinosphaera ciliosa, eine neue Radiolarie. Zeitschrift für wissenschaftliche Zoologie. 16: 328-345. gs References:
Orbulina compiled by the pforams@mikrotax project team viewed: 15-9-2024
Short stable page link: https://mikrotax.org/pforams/index.php?id=104181 Go to Archive.is to create a permanent copy of this page - citation notes |