3D models from The Foraminarium, hosted on sketchfab
Catalog entries: Globorotalia anfracta
Type images:Distinguishing features:
Parent taxon (Dentigloborotalia): Smooth wall, with shark-tooth like pustules; kidney-shaped chambers:
This taxon: monospecific
Morphology:
Size:
Character matrix
test outline: | Lobate | chamber arrangement: | Trochospiral | edge view: | Inequally biconvex | aperture: | Umbilical-extraumbilical |
sp chamber shape: | Globular | coiling axis: | Low | periphery: | N/A | aperture border: | Thick lip |
umb chbr shape: | Globular | umbilicus: | Narrow | periph margin shape: | Moderately rounded | accessory apertures: | None |
spiral sutures: | Moderately depressed | umb depth: | Shallow | wall texture: | Smooth | shell porosity: | Finely Perforate: 1-2.5µm |
umbilical or test sutures: | Moderately depressed | final-whorl chambers: | 4-5 | N.B. These characters are used for advanced search. N/A - not applicable |
In modern oceans an abundant, temperate water, species [SCOR WG138]
Geographic distribution
Most likely ancestor: Tenuitella clemenciae - at confidence level 3 (out of 5). Data source: Kennett & Srinivasan 1983, fig 18.
Geological Range:
Last occurrence (top): Extant. Data source: present in the plankton (SCOR WG138)
First occurrence (base): within N18 zone (5.20-5.72Ma, base in Messinian stage). Data source: Kennett & Srinivasan 1983
Plot of occurrence data:
Primary source for this page: Kennett & Srinivasan 1983, p.164
Brummer, G-J. A. & Kucera, M. (2022). Taxonomic review of living planktonic foraminifera. Journal of Micropalaeontology. 41: 29-74. gs Kennett, J. P. & Srinivasan, M. S. (1983). Neogene Planktonic Foraminifera. Hutchinson Ross Publishing Co., Stroudsburg, Pennsylvania. 1-265. gs Meilland, J., Cornuault, P., Morard, Raphaël, Brummer, Geert-J. A. & Kucera, M. (2022). Identification guide to extant planktonic foraminifera. Part 1: Family Candeinidae and genera Berggrenia, Bolivina, Dentigloborotalia, and Neogallitellia. ICES Identification Leaflets for Plankton. 196: 1-22. gs Parker, F. L. (1967). Late Tertiary biostratigraphy (planktonic foraminifera) of tropical Indo-Pacific deep-sea cores. Bulletins of American Paleontology. 52(235): 115203-. gs Saito, T., Thompson, P. R. & Breger, D. (1981). Systematic Index of Recent and Pleistocene Planktonic Foraminifera. University of Tokyo Press, Tokyo. 1-190. gs Siccha, M. & Kucera, M. (2017). ForCenS, a curated database of planktonic foraminifera census counts in marine surface sediment samples. Scientific Data. 4(1): 1-12. gsReferences:
Dentigloborotalia anfracta compiled by the pforams@mikrotax project team viewed: 14-12-2024
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