Figure F17. Calcareous nannofossils. Scale bars = 2 µm. 1. Coccolithus pelagicus (proximal view) (Sample 346-U1427B-1H-1 mudline). 2. Gephyrocapsa oceanica (Sample 346-U1427A-36H-2, 75 cm). 3. Gephyrocapsa spp. large (>5.5 µm) (Sample 346-U1427B-1H-1 mudline). 4, 5. Small Gephyrocapsa (<4 µm) (Sample 346-U1427B-1H-1 mudline). 6. Reticulofenestra spp. (Sample 346-U1427A-36H-2, 75 cm). 7. Pseudoemiliania lacunosa (Sample 346-U1427A-67H-3, 75 cm). 8, 9. Reticulofenestra spp. (Sample 346-U1427A-67H-3, 75 cm). 10, 11. Emiliania huxleyi (Sample 346-U1427A-1H-CC). 12, 13. Reticulofenestra asanoi (Sample 346-U1427A-51H-2, 75 cm). 14, 15. Gephyrocapsa spp. large (>5.5 µm); (14) Sample 346-U1427A-80H-2, 80 cm; (15) Sample 346-U1427A-80H-3, 80 cm. 16, 17. Helicosphaera sellii (Sample 346-U1427A-80H-3, 80 cm). 18, 19. Calcidiscus macintyrei (Sample 346-U1427A-85X-CC). 1–9: scanning electron microscope, 10–19: light microscope (cross-polarized light).
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