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Swiss Journal of Palaeontology
Fig. 20 | Swiss Journal of Palaeontology

Fig. 20

From: Evolutionary prospection in the Neogene planktic foraminifer Globorotalia menardii and related forms from ODP Hole 925B (Ceara Rise, western tropical Atlantic): evidence for gradual evolution superimposed by long distance dispersal?

Fig. 20

Umbilical, spiral and profile views of menardiform globorotalids investigated during this study. 1–3 G. tumida tumida, sample 925B-1-1, 15–16 cm, specimen 925011015bK2801. 4–6 G. tumida flexuosa, sample 925B-1-3, 125–126 cm, specimen 925013125aK3601. For color imaging details of specimens see captions of Fig. 18. All figures were imaged at a magnification position at 3.20× (scale bars represent 100 μm)

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