Globigerinella adamsi

NB TAXA WHICH ORIGINATE IN THE OLIGOCENE ARE NOT INCLUDED YET
Classification: pf_neogene -> Globigerinidae -> Globigerinella -> Globigerinella adamsi
Sister taxa: G. adamsi, G. calida, G. praesiphonifera, G. pseudobesa, G. radians, G. siphonifera, G. sp.,

Taxonomy

Citation: Globigerinella adamsi (Banner & Blow, 1959)
Rank: species
Basionym: Hastigerina (Bolliella) adamsi Banner & Blow, 1959

Catalog entries: Hastigerina (Bolliella) adamsi;

Type images:

Short diagnosis: Near planispiral coiling & Digitate chambers

Description


Diagnostic characters: Planispiral, final chambers distinctly clavate

Aperture: : Equatorial arch [Aze 2011, based on Coxall et al. 2007]

Coiling direction (in extant population): mixed


Wall type: Spinose; Hispid [Aze 2011]

Size: >250µm

Biogeography and Palaeobiology


Isotope paleobiology: Aze et al. 2011 ecogroup 4 - Open ocean sub-thermocline. Based on very light ∂13C and very heavy ∂18O Cited sources (Aze et al. 2011 appendix S3): Coxall et al. (2007)

Biostratigraphic distribution

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 stage). Data source: Plankrange

Plot of occurrence data:

References:

Aze, T.; Ezard, T.H.G.; Purvis, A.; Coxall, H.K.; Stewart, D.R.M.; Wade, B.S. & Pearson, P.N.P., (2011). A phylogeny of Cenozoic macroperforate planktonic foraminifera from fossil data. Biological Reviews, 86: 900-927.

Banner, F.T. & Blow, W.H., (1959). The classification and stratigraphical distribution of the Globigerinaceae. Paleontology, 2(1): 1-27.

Coxall, H.K.; Wilson, P.A.; Pearson, P.N. & Sexton, P.F., (2007). Iterative evolution of digitate planktonic foraminifera. Paleobiology, 33: 495-516.


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Globigerinella adamsi compiled by the pforams@mikrotax project team viewed: 26-9-2017

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AphiaID: 558961 Nomenclatural data on WoRMS
Go to Archive.is to create a permanent copy of this page - citation notes



AphiaID: 558961 Nomenclatural data on WoRMS
Go to Archive.is to create a permanent copy of this page - citation notes

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