PLATE 29.
Upper Devonian: fig. 1, 5 - Upper Frasnian; fig. 2-4, 8 - Middle Frasnian, Domanik Formation. The Ukhta River, sampling site no. 1, sample 7001: fig. 1, 5; sampling site no. 2, sample 1m: fig. 2; borehole Ukhtinskaya-3B: fig. 3, 4 - sample 116 (depth 100.6-101 m); borehole Shuda-Yag-1003: fig. 6, 7 - sample 69 (depth 73-73.3 m).
Fig. 1-5. Polyentactinia circumretia Nazarov et Ormiston: 1 - FF-P001/129-13721 (=56µm); 2 - FF-P001/129-13806 (=63µm); 3, 4 - FF-P001/129-09319, 3 - detail (=20µm), 4 - (=56µm); 5 - FF-P001/129-13722 (=56µm).
Fig. 6, 7. Polyentactinia craticulata Foreman, FF-P001/006-04832: 6 - detail (=15µm); 7 - (=33µm). |