Saito et al 76 pl1-03.JPG
Chaproniere1991pl1f07-09.JPG
LoeblichTappan 1994 pl195 01-3.JPG
LoeblichTappan 1994 pl195 04-6.JPG
LoeblichTappan 1994 pl195 07-9.JPG
LoeblichTappan 1994 pl195 10-11.JPG
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Classified as Bolliella adamsi by Schiebel and Hemleben (2017), but the rarely used, strictly monotypic and phylogenetically unnecessary genus Bolliella is here rejected. [Brummer & Kucera 2022]
Catalog entries: Hastigerina (Bolliella) adamsi, Beella discors
Type images:/Hastigerina (Bolliella) adamsi/Banner Blow 1959 f4a-c.JPG)
lectotype: H. (Bolliella) adamsi/Hastigerina (Bolliella) adamsi/Banner Blow 1959 f4d.JPG)
paratype: H. (Bolliella) adamsi/Hastigerina (Bolliella) adamsi/adamsi(H)_1958-8-18-2_para.JPG)
paratype: H. (Bolliella) adamsiDistinguishing features:
Parent taxon (Globigerinella): Test initially trochospiral, becoming nearly planispiral; globular to ovate chambers; aperture umbilical; fine spines cover the test
This taxon: Near planispiral coiling & digitate chambers
Wall type:
LoeblichTappan 1994 pl196 08.JPG
Saito et al 76 pl6-03.JPG
Saito et al 76 pl8-07.JPGCharacter matrix
| test outline: | Stellate | chamber arrangement: | Pseudoplanispiral | edge view: | Equally biconvex | aperture: | Equatorial |
| sp chamber shape: | Elongate | coiling axis: | Very low | periphery: | N/A | aperture border: | N/A |
| umb chbr shape: | Elongate | umbilicus: | Wide | periph margin shape: | Broadly rounded | accessory apertures: | None |
| spiral sutures: | Strongly depressed | umb depth: | Deep | wall texture: | Cancellate | shell porosity: | Macroperforate: >2.5µm |
| umbilical or test sutures: | Strongly depressed | final-whorl chambers: | 5.0-6.0 | N.B. These characters are used for advanced search. N/A - not applicable | |||
In modern oceans a rare, warm water, species [SCOR WG138]
Geographic distribution
ForCenS G_adams.jpgMost likely ancestor: Globigerinella calida - at confidence level 3 (out of 5). Data source: Aze et al. 2011.
Geological Range:
Last occurrence (top): Extant. Data source: present in the plankton (SCOR WG138)
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: Plankrange
Plot of occurrence data:
Aze, T. et al. (2011). A phylogeny of Cenozoic macroperforate planktonic foraminifera from fossil data. Biological Reviews. 86: 900-927. gs Banner, F. T. & Blow, W. H. (1959). The classification and stratigraphical distribution of the Globigerinaceae. Palaeontology. 2(1): 1-27. gs V O Brummer, G-J. A. & Kucera, M. (2022). Taxonomic review of living planktonic foraminifera. Journal of Micropalaeontology. 41: 29-74. gs V O Chaproniere, G. C. H. (1991). Pleistocene to Holocene planktic foraminiferal biostratigraphy of the Coral Sea, offshore Queensland, Australia. BMR Journal of Australian Geology and Geophysics. 12: 195-221. gs V O Coxall, H. K., Wilson, P. A., Pearson, P. N. & Sexton, P. F. (2007). Iterative evolution of digitate planktonic foraminifera. Paleobiology. 33: 495-516. gs Kennett, J. P. & Srinivasan, M. S. (1983). Neogene Planktonic Foraminifera. Hutchinson Ross Publishing Co., Stroudsburg, Pennsylvania. 1-265. gs Loeblich, A. & Tappan, H. (1994). Foraminifera of the Sahul shelf and Timor Sea. Cushman Foundation for Foraminiferal Research, Special Publication. 31: 1-661. gs V O Saito, T., Thompson, P. R. & Breger, D. (1976). Skeletal ultra-microstructure of some elongate-chambered planktonic foraminifera and related species. In, Takayanagi, Y. & Saito, T. (eds) Progress in Micropaleontology, Special Publication. Micropaleontology Press, The American Museum of Natural History, New York 278-304. gs Schiebel, R. & Hemleben, C. (2017). Planktic Foraminifers in the Modern Ocean. Springer-Verlag, Heidelberg. 1-358. 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:
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Globigerinella adamsi compiled by the pforams@mikrotax project team viewed: 31-3-2023
Short stables page link: https://mikrotax.org/pforams/index.php?id=104043 Go to Archive.is to create a permanent copy of this page - citation notes |