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Globigerina mexicana-Orbulinoides beckmanni

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Journal Article
Published: 01 July 1968
Micropaleontology (1968) 14 (3): 357-360.
...W. H. Blow; Tsunemasa Saito Abstract Systematic descriptions, Globigerapsis mexicana (Cushman), Orbulinoides n. gen., O. beckmanni (Saito), synonymies GeoRef, Copyright 2004, American Geological Institute. 1968 ...
Journal Article
Published: 01 July 2003
Journal of Foraminiferal Research (2003) 33 (3): 219-236.
... or the Orbulinoides beckmanni Total Range Zone (e.g., Stainforth and others, 1975 ; Blow, 1979 ; Toumarkine and Luterbacher, 1985 ; Berggren and Miller, 1988 , Berggren and others, 1995 ). This zone is assigned to late Middle Eocene (Bartonian). Species belonging to the genera Globigerina ( officinalis...
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Journal Article
Published: 01 July 2007
Micropaleontology (2007) 53 (4): 285-310.
.... The following five Middle Eocene planktonic foraminiferal zones were identified from the range and frequency of foraminiferal species: Globigerinatheka kugleri/Morozovella aragonensis Zone (E9), Acarinina topilensis Zone (E10), Morozovelloides lehneri Zone (E11), Orbulinoides beckmanni Zone (E12...
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Image
Scale bar = 100 μm.  1a–c.  Planorotalites palmerae  Cushman and Bermudez, ...
Published: 01 July 2003
), umbilical and spiral views, Sample ZPW-61. 7a–b. Hantkenina dumblei Weinzierl and Applin, umbilical and side views, Sample R-46. 8a–b. Globigerinatheka mexicana barri (Brönnimann), side and spiral views, Sample ZPW-61. 9a–b. Orbulinoides beckmanni (Saito), umbilical, and spiral views, Sample ZPW
Journal Article
Published: 01 January 2016
Journal of Micropalaeontology (2016) 35 (1): 54-61.
...://www.geolsoc.org.uk/SUP18861 Proto Decima & Bolli (1970 ) illustrated the pustular nature of the wall in Globigerinatheka euganea , the ancestor of Orbulinoides beckmanni . The reported form thus bears closest similarity to Orbulinoides except for the wall texture. We realize that some issues remain...
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Series: Memoir - AAPG
Published: 01 January 2001
DOI: 10.1306/M75768C18
EISBN: 9781629810638
...: Bolli (1957c) as Porticulasphaera mexicana zone, renamed by Cordey (1968) and by Blow and Saito (1968) . Figure 3. Identified Cenozoic zones in the study wells from the marine region. Characterization: In this zone, in addition to Orbulinoides beckmanni, we find the species...
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Journal Article
Published: 01 October 2005
Journal of Foraminiferal Research (2005) 35 (4): 279-298.
... on the Oligocene by the Paleogene Planktonic Foraminiferal Working Group. Zone E12. Orbulinoides beckmanni Taxon-range Zone (= Porticulasphaera mexicana Zone of Bolli, 1957b , 1966 ; Globigerapsis beckmanni Zone [P13] of Berggren, 1969 , Blow, 1979 , Berggren and Miller, 1988 , p. 373...
FIGURES
Journal Article
Published: 01 December 2006
Micropaleontology (2006) 52 (6): 521-536.
.... The zones recognized in the upper Kirthar Formation are Globorotalia crassata/Truncorotaloides topilensis (= Globorotalia lehneri Zone to Orbulinoides beckmanni Zone): Truncorotaloides rohri Zone ( = Truncorotaloides rohri Zone) and Globigerina officinalis Zone (= Globigerinatheka mexicana...
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Series: Geological Society, London, Special Publications
Published: 01 January 2002
DOI: 10.1144/GSL.SP.2002.195.01.15
EISBN: 9781862394438
... parted by argillaceous limestones 14 31 2 Medium- to thin-bedded grey calcisiltites and fine calcarenites with glauconite and planktonic foraminifera inlcuding Acarinina spp., Hantkenina spp., Turborotalia spp., Globigerina spp., Orbulinoides beckmanni 12 17 1 Covered Conformably...