PLATE 15.
Structura of spines of the order Aculearia
Upper Devonian, Middle Frasnian, Domanik Formation. The Lyajol River, outcrop no. 1904, sample 6: fig. 1-3; borehole Shuda-Yag-1003: fig. 4 - sample 73 (depth 71.4-71.9 m), fig. 5-9 - sample 28 (depth 106-107 m), fig. 10, 11 - sample 29 (depth 105-106 m).
Fig. 1-4. Palacantholithus stellatus Deflandre: 1-3 - FF-P001/089-09819, 1 - (bar=21µm), 2 - detail (=10µm), 3 - detail (=5µm); 4 - FF-P001/089-11618 (=7µm).
Fig. 5-7. Ceratoikiscum? cf. vimenum Nazarov et Ormiston, FF-P001/082-10523, 5 - (=72µm), 6 - detail (=7µm), 7 - detail (=4µm).
Fig. 8, 9. Nazarovites pinnula Afanasieva, sp. nov., FF-P001/093-04307: 8 - (=42µm), 9 - (=4µm).
Fig. 10, 11. Palaeoscenidium scaurum Afanasieva, sp. nov., FF-P001/099-04406, 10 - (=20µm), 11 - detail (=7µm). |
