Plate XXVI
Fig. 1. Cenosphaera sp.; x180. Tyumen reference bore hole 1-R, dept 557,4 m. Santonian-Campanian, lower radiolarian assemblage.
Fig. 2. Cenosphaera sp.; x180. Tyumen reference bore hole 1-R, dept 514,9 m. Santonian-Campanian, lower radiolarian assemblage.
Fig. 3. Cenosphaera sp.; x180. Tyumen reference bore hole 1-R, dept 514,4 m. Santonian-Campanian, lower radiolarian assemblage.
Figs. 4, 5. Caryosphaera sp.; x180. 4 – outer view of skeleton, 5 – inner structure. Tyumen reference bore hole 1-R, dept 594,2 m. Coniacian.
Fig. 6. Xiphosphaera sp.; x180. Tyumen reference bore hole 1-R, dept 465,5 m. Danian – Lower Paleocene.
Fig. 7. Stylostarus? sp.; x180. Tyumen reference bore hole 1-R, dept 503,5 m. Santonian-Campanian, lower radiolarian assemblage.
Figs. 8, 9, 10. Stylosphaera? sp.; x180. 8 – juvenile specimen, 9-10 – adult specimens. Tyumen reference bore hole 1-R, dept 566-567 m. Santonian-Campanian, lower radiolarian assemblage.
Figs. 11, 12, 13, 14. Cromyodruppa concentrica Lipman; x180. 11, 12 – Vvedensk bore hole 5-K, dept 123,50-127,30 m: 11 - outer view of skeleton, 12 - inner structure, 13-14 – typical specimen. Tyumen reference bore hole 1-R, dept 527,4 m: 13 - outer view of skeleton, 14 - inner structure. Santonian-Campanian, lower radiolarian assemblage.
Figs. 15, 16. Cromyodruppa sp.; x180. Vvedensk bore hole 5-K, dept 123,50-127,30 m. Santonian-Campanian, lower radiolarian assemblage. |
