PLATE 1.
Inner framework of the subfamily Haplentactiniinae and genus Caspiaza
Upper Devonian: fig. 1-7 - Middle Frasnian, Domanik Formation; fig. 8, 9 - Famennian. The Lyajol River, outcrop no. 1904, sample 6: fig. 1, 3, 6; borehole Shuda-Yag-1003: fig. 2 - sample 8 (depth 120.9-124 m), fig. 4 - sample 78 (depth 68.4-69.3 m), fig. 5 - sample 72 (depth 71.9-72.4 m), fig. 7 - sample 68 (depth 73.3-73.5m); fig. 8, 9-Polar Urals, Lemvinskaya Area, sample 101/594k.
Fig. 1. Tetragregnon quadrispinosa (Foreman), FF-P001/001-09807 (bar=50µm).
Fig. 2-4. Haplentactinia alekseevi Afanasieva, sp. nov.: 2 - FF-P001/038-04123 (=17µm); 3 - FF-P001/038-09719 (=30µm); 4 - FF-P001/038-05019 (=37µm).
Fig. 5, 6. Haplentactinia barskovi Afanasieva, sp. nov.: 5 - FF-P001/005-08503 (=33µm); 6 - FF-P001/005-09711 (=37µm).
Fig. 7. Haplentactinia aperticuva (Aitchison), FF-P001/012-04715 (=15µm).
Fig. 8, 9. Caspiaza spinifera Afanasieva, FF-P229/207-08213, 8 - (=50µm), 9 - detail (=27µm).
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