Plate P1. All photographs were taken using differential interference contrast (DIC) illumination. Scale bars = 10 µm. 1. Sample 183-1140A-2R-CC; Coscinodiscus marginatus. 2, 9, 12, 15. Sample 183-1140A-6R-1, 100-102 cm; (2) Dactyliozolen antarcticus, (9) Denticulopsis maccollumii, (12) Stephanogonia hanzawae, (15) Araniscus lewisianus. 3, 5, 10, 11, 13. Sample 183-1140A-2R-2, 100-102 cm; (3) Triceratium macroporum, (5) Paralia sulcata, (10, 11) Denticulopsis hustedtii, (13) Crucidenticula nicobarica. 4. Sample 183-1140A-1R-CC; Actinoptychus bipunctatus. 6. Sample 183-1140A-20R-1, 25-27 cm; Actinocyclus ingens. 7, 8. Sample 183-1140A-4R-CC; Stephanopyxis turris. 14. Sample 183-1140A-1R-3, 75-76 cm; Nitzschia kerguelensis.

Plate P1. All photographs were taken using differential interference contrast (DIC) illumination. Scale bars = 10 µm. 1. Sample 183-1140A-2R-CC; Coscinodiscus marginatus. 2, 9, 12, 15. Sample 183-1140A-6R-1, 100-102 cm; (2) Dactyliozolen antarcticus, (9) Denticulopsis maccollumii, (12) Stephanogonia hanzawae, (15) Araniscus lewisianus. 3, 5, 10, 11, 13. Sample 183-1140A-2R-2, 100-102 cm; (3) Triceratium macroporum, (5) Paralia sulcata, (10, 11) Denticulopsis hustedtii, (13) Crucidenticula nicobarica. 4. Sample 183-1140A-1R-CC; Actinoptychus bipunctatus. 6. Sample 183-1140A-20R-1, 25-27 cm; Actinocyclus ingens. 7, 8. Sample 183-1140A-4R-CC; Stephanopyxis turris. 14. Sample 183-1140A-1R-3, 75-76 cm; Nitzschia kerguelensis.