Berggren & Norris (1997):
1984 Globorotalia (Turborotalia) variospira Belford. - Belford : p. 18 pl. 24, figs. 15-17; pl. 25; figs. 1-7 (Zone P4, near Lagaip River, 14 km NW of Laiagam, WAB AG Sheet, Papua, New Guniea).
1991 Morozovella variospira Belford. - Van Eijden & Smit : p.113 pl. 5, figs. 1-8; text-figs. 26: A-D (Zone P3, ODP 121/758A/30X/CC).
1992 Morozovella variospira Belford. - Van Eijden & Smit : p.113 pl. 5, figs. 1-8; text-figs. 26: A-D ( Zone P3, ODP Hole 758A/30X/CC).
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Belford,D.J. (1984):
Tertiary Foraminifera and Age of Sediments, Ok Tedi-Wabag, Papua, New Guinea . BureauMineral Resources, Geology and Geophysics, Australia Bulletin Vol. 216
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
Van Eijden,A.J.M. and Smit,J. (1992):
Eastern Indian Ocean Cretaceous and Paleogene Quantitative Biostratigraphy.
In: Proceedings of the Ocean Drilling Program, Scientific Results Vol. 161 Eds: Weissel, J.Peirce, J.Taylor, E.Alt, J. p. 77-124
Berggren,W.A. and Norris,R.D. (1997):
Biostratigraphy, phylogeny and systematics of Paleocene trochospiral planktic foraminifera . Micropaleontology Vol. 43(suppl. 1) p. 1-116
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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