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Chiloguembelina subtriangularis Beckmann 1957 from: Olsson, R.K.Berggren, W.A.Hemleben, C.Huber, B.T. (1999): Atlas of Paleocene planktonic foraminifera - online version. , Smithsonian Contributions to Paleobiology Vol. 85 p. 1-252
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Species Chiloguembelina subtriangularis Beckmann 1957



Discussion / Comments:
Van Eijden & Smit (1991):
Remarks. This species is rare to very rare in 125-250-ìm fractions at Sites 752 and 758, but abundant in some of the <125-ìm fractions at Site 758.
Systematics:

17
 Genus Chiloguembelina
  Species Chiloguembelina subtriangularis
Synonym list:
Olsson et al. (1999):
1957 Chiloguembelina subtriangularis Beckmann. - Beckmann : p. 91 pl. 21, fig. 5, text-fig. 15(39-42) (Paleocene, lower Lizard Springs Fm., Globorotalia pusilla pusilla Zone)
1961 Chiloguembelina subtriangularis Beckmann. - Said & Kerdany : p. 331 pl. 2, fig. 6 (Paleocene, lower part of Esna Shale, Farafra Oasis, Egypt)
Van Eijden & Smit (1991):
1957 Chiloguembelina subtriangularis Beckmann. - Beckmann : 91, 85 pl. 21, figs. 5a-b; text-fig. 15, nos. 39-42
1991 Chiloguembelina subtriangularis Beckmann. - Van Eijden & Smit : p.120 pl. 2, fig. 5
References:

Beckmann,J.P. (1957):
Chiloguembelina Loeblich and Tappan and Related Foraminifera from the Lower Tertiary.
In: Studies in Foraminifera, United States National Museum Bulletin Vol. 215 Eds: Loeblich, A.R.et al. p. 83-95

Said,R. and Kerdany,M.T. (1961):
The Geology and Micropaleontology of the Farafra Oasis, Egypt . Micropaleontology Vol. 7 p. 317-336

Van Eijden,A.J.M. and Smit,J. (1991):
Eastern Indian Ocean Cretaceous and Paleogene quantitative biostratigraphy.
In: Proceedings of the Ocean Drilling Program, Scientific Results Vol. 121 Eds: Weissel, J.Peirce, J.Taylor, E.Alt, J. p. 77-123

Olsson,R.K.; Berggren,W.A.; Hemleben,C. and Huber,B.T. (1999):
Atlas of Paleocene planktonic foraminifera - online version. , Smithsonian Contributions to Paleobiology Vol. 85 p. 1-252

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