Figure 5. 1-28. Schubertellida and Staffellida species. This collection is housed in Micropaleontological Laboratory of Geological Institute, Russian Academy of Science, Pyzhevsky Pereulok 7, 109017, Moscow. Collection Number 4777. 1. Eoschubertella obscura procera (Rauser-Chernousova), scale-bar A = 0,1 mm; axial section, sample A211 (GIN 4777/1a); 2, 5. Eoschubertella obscura obscura (Lee and Chen), scale-bar A = 0.1 mm; axial sections, samples A184 (GIN 4777/2a) and Z219 (GIN 4777/3a); 3. Eoschubertella obscura mosquensis (Rauser-Chernousova), scale-bar A = 0,1 mm; axial section, sample Z219 (GIN 4777/4a); 4. Eoschubertella obscura compressa (Rauser-Chernousova), scale-bar A = 0,1 mm, subaxial section, sample A184 (GIN 4777/5); 6. Schubertella cf. penchiensis Sheng, scale-bar A = 0,1 mm; subaxial section, sample A183 (GIN 4777/6a); 7, 8. Eoschubertella sp., scale-bar A = 0,1 mm; subaxial sections, sample Z219 (GIN 4777/7); 9, 13. Fusiella aff. praetypica Safonova, scale-bar B = 0,5 mm; axial sections, samples Z262 (GIN 4777/8a) and A193 (GIN 4777/9); 10-12, 20, 21. Fusiella paraventricosa Rauser-Chernousova, scale-bar B = 0,5 mm; 10 – subaxial section, sample Z201 (GIN 4777/10); 11,12 – subaxial sections; sample Z189 (GIN 4777/11a; GIN 4777/11b); 20 – axial section, sample A185 (GIN 4777/13); 21 – axial section, sample A208 (GIN 4777/14); 14,17. Fusiella aff. longa Rumjanzeva, scale-bar B = 0,5 mm; 14 – axial section, sample A211-15-8a (GIN 4777/1b); 17 - tangential section, sample Z189 (GIN 4777/11c); 15. Fusiella sp., scale-bar B = 0,5 mm; subaxial section, sample Z189 (GIN 4777/11d); 16. Fusiella aff. paradoxa Lee and Chen, scale-bar B = 0,5 mm; subaxial section, sample Z262 (GIN 4777/8b); 18, 22. Fusiella typica Lee and Chen, scale-bar B = 0,5 mm; subaxial sections, samples A208 (GIN 4777/19a) and A208-3-1a (GIN 4777/20); 19. Fusiella pulchella Safonova, scale-bar B = 0,5 mm; axial section, sample Z189 (GIN 4777/11e); 23. Fusiella ex gr. typica Lee and Chen, scale-bar B = 0,5 mm; subaxial section, sample A211 (GIN 4777/15); 24. Palaeostaffella moelleri (Ozawa), scale-bar B = 0,5 mm, axial section, sample A139 (GIN 4777/22); 25. Reitlingerina bradyi (Moeller), scale-bar B = 0,5 mm; axial section, sample A173 (GIN 4777/23); 26-28. Reitlingerina timanica (Rauser-Chernousova), scale-bar B = 0,5 mm; 26 – subaxial section, sample A184 (GIN 4777/24a); 27 – subaxial section, sample A193 (GIN 4777/25); 28 – subaxial section, sample A193 (GIN 4777/26).