Plate 1. 1-3. Oridorsalis umbonatus (Reuss). Sample 161-975B-33X-2, 0-2 cm. 4. Nonion sp. Sample 161-974B-21X-2, 108-110 cm. 5, 6. Oridorsalis stellatus (Silvestri). Sample 161-975B-33X-2, 0-2 cm. 7. Dentalina filiformis (d'Orbigny). Sample 161-974B-22X-1

Plate 1. 8. Martinottiella communis (d'Orbigny). Sample 161-975B-33X-2, 0-2 cm.