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Orbitoclypeus haymanaensis

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Journal Article
Published: 01 October 2001
Micropaleontology (2001) 47 (4): 339-357.
... vertical sections. Thus, Discocyclina seunesi, Orbitoclypeus neumannae and Discocyclina sp. 1 have been identified and a new species, Orbitoclypeus haymanaensis, is erected. These assemblages were dated to Thanetian based upon the calcareous nannofossil and planktonic foraminifera identified...
Journal Article
Published: 01 July 2014
Journal of Foraminiferal Research (2014) 44 (3): 203-229.
... in several Thanetian shallow-marine sections in the Haymana Basin, central Turkey, associated with Orbitoclypeus haymanaensis ( Özcan et al., 2001 ). Since O. haymanaensis bears characteristic features of the early Eocene species O. multiplicatus , it has been regarded as the most primitive...
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Journal Article
Published: 01 December 2006
Micropaleontology (2006) 52 (6): 485-520.
..., based on a large number of free specimens sectioned mainly in the equatorial plane, contributes to our knowledge about the orthophragmines in several aspects. They are of western Tethyan affinity and belong to the evolutionary lineages of the genera Discocyclina, Nemkovella, Orbitoclypeus...
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Image
Late Paleocene orthophragminids from South Galala.  1–4  Discocyclina seune...
Published: 01 July 2014
Figure 12 Late Paleocene orthophragminids from South Galala. 1–4 Discocyclina seunesi cf. beloslavensis Less & Özcan, OZ 1B: 1, D6.37-15; 2, D6.37-7; 3, 4, D8.20-19. 5 D. seunesi Douvillé, OZ 1B, B3.18-1. 6 , 7 Discocyclina tenuis Douvillé, OZ 1B, D6.45-1. 8 , 9 Orbitoclypeus
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Embryon features and the development of annular chambers in late Paleocene ...
Published: 01 July 2014
Figure 19 Embryon features and the development of annular chambers in late Paleocene orthophragminids from section D5; sample 34: OZ 1; sample 38: OZ 1B. 1 Orbitoclypeus schopeni (Checchia-Rispoli), D5.34-3. 2 , 3 O. schopeni ramaraoi (Samanta): 2, D5.38-14; 3, D5.38-18. 4 – 9 O
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Embryon features and the development of annular chambers in late Paleocene ...
Published: 01 July 2014
Figure 14 Embryon features and the development of annular chambers in late Paleocene orthophragminids from section D6. All belong to OZ 1B. 1 , 2 Orbitoclypeus schopeni cf. ramaraoi (Samanta): 1, D6.32-1; 2, D6.32-3. 3 , 4 Discocyclina seunesi cf. beloslavensis Less & Özcan: 3
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Embryon features and the development of annular chambers in late Paleocene ...
Published: 01 July 2014
Figure 13 Embryon features and the development of annular chambers in late Paleocene (1–19) and early Eocene (20–24) orthophragminids from section D8. 1 – 3 Orbitoclypeus multiplicatus cf. haymanaensis Özcan et al., OZ 1B: 1, D8.17-4; 2, D8.17-2; 3, D8.17-5. 4 , 6 , 7 O. schopeni
Journal Article
Published: 01 October 2017
Journal of Foraminiferal Research (2017) 47 (4): 337-357.
..., Discocyclina, Hexagonocyclina, Nemkovella, Proporocyclina, Pseudophragmina , and the subfamily Orbitoclypeinae Brönnimann, 1946, which includes Asterocyclina, Orbitoclypeus, Neodiscocyclina, and Stenocyclina . Figure 1.  The morphological features of 1–6 megalospheric forms: 1–3 highlighting...
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Journal Article
Journal: PALAIOS
Published: 01 January 2017
PALAIOS (2017) 32 (1): 110-117.
...) from the Haymana-Polath Basin, Central Turkey and description of a new taxon, Orbitoclypeus haymanaensis : Micropaleontology , v. 47 , p. 339 – 357 , doi: 10.2113/47.4.339 . Papp A. 1954...
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