Plate P3. 1-5. Cycladophora spongothorax (scale bar = 40 µm) (1, 2) Sample 183-1138A-17R-5, 20 cm. (3) Sample 183-1138A-17R-3, 20 cm, (4) Sample 183-1138A-16R-2, 105 cm, (5) Sample 183-1138A-16R-3, 20 cm. 6. cf. Cycladophora spongothorax (Sample 183-1138A-16R-2, 105 cm) (scale bar = 40 µm). 7. Cycladophora pliocenica (Sample 183-1138A-17R-4, 20 cm) (scale bar = 50 µm). 8-13. cf. Lithomelissa stigi (scale bar = 25 µm). (8) Sample 183-1138A-18R-5, 105 cm. (9, 12) Sample 183-1138A-17R-5, 20 cm. (10) Sample 183-1138A-19R-3, 20 cm. (11) 183-1138A-17R-3, 20 cm. (13) Sample 183-1138A-13R-5, 30 cm. 14. Lithomelissa stigi? (Sample 183-1138A-18R-3, 20 cm) (scale bar = 25 µm).

Plate P3. 1-5. Cycladophora spongothorax (scale bar = 40 µm) (1, 2) Sample 183-1138A-17R-5, 20 cm. (3) Sample 183-1138A-17R-3, 20 cm, (4) Sample 183-1138A-16R-2, 105 cm, (5) Sample 183-1138A-16R-3, 20 cm. 6. cf. Cycladophora spongothorax (Sample 183-1138A-16R-2, 105 cm) (scale bar = 40 µm). 7. Cycladophora pliocenica (Sample 183-1138A-17R-4, 20 cm) (scale bar = 50 µm). 8-13. cf. Lithomelissa stigi (scale bar = 25 µm). (8) Sample 183-1138A-18R-5, 105 cm. (9, 12) Sample 183-1138A-17R-5, 20 cm. (10) Sample 183-1138A-19R-3, 20 cm. (11) 183-1138A-17R-3, 20 cm. (13) Sample 183-1138A-13R-5, 30 cm. 14. Lithomelissa stigi? (Sample 183-1138A-18R-3, 20 cm) (scale bar = 25 µm).