Plate P7. Diatoms from rise site: Rhizosolenia and others. 1-3. Rhizosolenia styliformis. (1) good preservation (Sample 178-1095B-42X-6, 115-116 cm), (2) moderate preservation (Sample 178-1095B-45X-1, 41-42 cm), (3) poor preservation (Sample 178-1095B-15X-2, 59-61 cm). 4, 5. Rhizosolenia hebetata f. hiemalris. (4) poor preservation (Sample 178-1095B-45X-1, 41-42 cm), (5) Sample 178-1095B-29X-5, 117-119 cm. 6. Rhizosolenia setigera (Sample 178-1095B-45X-1, 41-42 cm). 7. Rhizosolenia minima (Sample 178-1095B-43X-2, 64-65 cm). 8. Rhizosolenia sp. D of Harwood and Maruyama, 1992 (Sample 178-1095B-45X-1, 41-42 cm). 9.Rhizosolenia sp. aff. Rhizosolenia hebetata f. bidens (Sample 178-1095B-29X-5, 117-119 cm). 10. Rhizosolenia costata var. A of Harwood and Maruyama, 1992 (Sample 178-1095B-15X-2, 59-61 cm). 11. Rhizosolenia costata (Sample 178-1095B-7H-3, 35-36 cm). 12. Eucampia antarctica (Sample 178-1095B-45X-1, 41-42 cm). 13. Corethron sp., valve view (Sample 178-1095B-7H-3, 35-36 cm). 14. Dactyliosolen antarcticus (Sample 178-1095B-7H-3, 35-36 cm).