RUSSIAN JOURNAL OF EARTH SCIENCES VOL. 7, ES6003, doi:10.2205/2005ES000183, 2005

Table 1. Ecobiological and systematic position of Late Riphean and Vendian microfossils from the Sayany-Baikal fold system.

2005ES000183-tab01.html

Records by Belova and Golovenok, [1999], Golovenok and Belova, [1983], Pyatiletov, [1983], Stanevich and Faizulina, [1992], Stanevich et al., [1999], Faizullin, [1998], Schopf et al., [1979]. Assemblages of forms (a–h) correspond to ecobiological groups (1–6) in Figure 2. Species, genera, and intergeneric taxa:

Acritarchs of the Subgroup Implethomorphi (Jankauskas et Mikhailova, 1989), comb. nov.: 1. Aducta sibirica Fajzulina, 1982; 2. Bailikania Trestshetenkova, 1981 (4 species); 3. Bavlinella faveolata Schepeleva, 1962; 4. B. variabilis (Moorman, 1974), Stanevich, 1992; 5. Bavlinella sp. (ad lib. Bailikania sp.); 6. B. sp.(ad lib. Dictyotidium sp.); 7. B. sp.(Floris sp.); 8. Bavlinella sp.(ad lib. Micrhystridium sp.); 9. B. sp. (Octoedryxium sp.); 10. B. sp.( Tchuja sp.); 11. Centrum Stanevich, 1986 (2 species); 12. Clavata tchuensis Stanevich, 1987; 13. Dictyotidium minor Stanevich, 1986; 14. Eomarginata Jankauskas, 1979; 15. Floris Stanevich, 1990 (4 species); 16. Micrhystridium certum Trestshetenkova, 1981; 17. M. insuetum Trestshetenkova, 1981; 18. Nucellosphaera licis Stanevich, 1987; 19. N. tuberculifera (Fajzulina, 1981); 20. Octoedryxium Rudavskaja, 1973, 1989 (3 species); 21. Paracrassosphaera Rudavskaja in Trestshetenkova, 1979; 22. Proteus Stanevich, 1987; 23. Radiata costata Stanevich, 1987; 24. Retiforma laevis Stanevich, 1992; 25. Retiforma fera Stanevich, 1990; 26. R. tolparica Mikhailova, 1987; 27. Rosella limbata Stanevich, 1987; 28. Sibiriella Fajzulina, 1981; 29. Synsphaeridium (?) Eisenack, 1965; 30. Tchuja Stanevich, 1986 (2 species).

Acritarchs of the Subgroup Oblisomorphi (Stanevich, 1997), subgr. nov.: 31. Cavaspina Moczydlowska et al., 1993; 32. Leiosphaeridia Eisenack, 1958, em. Downie et Sarjeant, 1963 (6 species); 33. Miroedichia Hermann, 1989; 34. Ooidium Timofeev, 1957, em. Norris et Sarjeant, 1965; 35. Simia Mikhailova et Jankauskas, 1989; 36.Tanarium Kolosova, 1991, em. Moczydlowska et al., 1993; 37. Trachyhystrichosphaera Timofeev et German, 1976, em. Hermann et Jankauskas, 1989; 38. Veryhachium Deunff, 1954.

Cyanobacteria. Oscillatoriales: 39. Brevitrichoides Jankauskas, 1980; 40. Botuobia Pjatiletov, 1979; 41. Digitus Pjatiletov, 1980; 42. Eomycetopsis Schopf, 1968, em. Knoll et Golubic, 1979; 43. Leiotrichoides Hermann (1974) 1979; 44. Obruchevella Reitlinger, 1948, em. Yakschin et Luchinina,1981 (4 species); 45. Omalophyma Golub, 1979; 46. Oscillatoriopsis Schopf, 1968; 47. Palaeolyngbya Schopf, 1968; 48. Plicatidium Jankauskas, 1980; 49. Polysphaeroides Hermann, 1976; 50. Polytrichoides Hermann (1974) 1976; 51. Siphonophycus Schopf, 1968 (2 species).

Mat-forming, filamentous microfossils Incertae sedis: 52. Alekania Golovenok et Belova, 1999 (2 species); 53. Bifaria Belova, 1999; 54. Siphonomorpha Golovenok et Belova, 1999.


RJES

Citation: Stanevich, A. M., V. K. Nemerov, Yu. K. Sovetov, E. N. Chatta, A. M. Mazukabzov, V. I.  Perelyaev, and T. A. Kornilova (2005), Precambrian microfossil-characterized biotopes from the southern margin of the Siberian craton, Russ. J. Earth Sci., 7, ES6003, doi:10.2205/2005ES000183.

Copyright 2005 by the Russian Journal of Earth Sciences
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