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Glomovertella

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Journal Article

Organic geochemistry of rocks of the Mesoproterozoic Malgin Formation and their depositional environments ( southeastern Siberian Platform )

E.A. Suslova, T.M. Parfenova, S.V. Saraev, K.E. Nagovitsyn
Published: 01 April 2017
Russ. Geol. Geophys. (2017) 58 (3-4): 516–528.
DOI: https://doi.org/10.1016/j.rgg.2016.09.027
..., tricyclanes, and hopanes in the bitumens. Leiosphaeridia crassa, L. minutissima , cf. Leiosphaeridia tenuissima , cf. Glomovertella , and Oscillatoriopsis sp. have been identified among the rare microfossils preserved in mudstones. Geochemical, lithological, and paleontological studies have shown...
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Journal Article

Stratigraphic setting and age of the complex Tappania -bearing Proterozoic fossil biota of Siberia

K.E. Nagovitsin, A.M. Stanevich, T.A. Kornilova
Published: 01 November 2010
Russ. Geol. Geophys. (2010) 51 (11): 1192–1198.
DOI: https://doi.org/10.1016/j.rgg.2010.10.004
... complex protists Tappania plana Yin; acritarchs Valeria lophostriata Jank., Satka sp., Lophosphaeridium sp., Pulvinosphaeridium sp., and Miroedichia sp.; porous vesicles of Tasmanites sp. and Osculosphaera sp.; vesicles with anastomosing processes, and spiral filaments of Obruchevella and Glomovertella...
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Taxa common to the Dzhelindukon (1–9) and Debengde (10–18) biota: 1, 10, Lophosphaeridium sp. with coarse tubercular ornamentation; 2, 11, Lophosphaeridium sp. with elongate claviform processes; 3, 12, Lophosphaeridium sp. with large, short processes; 4, 13, fragment of a large filament with a claviform apex; 5, 14, Glomovertella sp.; 6, 15, Osculosphaera sp.; 7, 16, Obruchevella sp.; 8, 17, remains of large trichome-like forms with narrow cells; 9, 18, short trichomes with arcuate medial cells and lenticular terminal cells.

Taxa common to the Dzhelindukon (1–9) and Debengde (10–18) biota: 1, 10, L...

Published: 01 November 2010
filament with a claviform apex; 5, 14, Glomovertella sp.; 6, 15, Osculosphaera sp.; 7, 16, Obruchevella sp.; 8, 17, remains of large trichome-like forms with narrow cells; 9, 18, short trichomes with arcuate medial cells and lenticular terminal cells.
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Geographical location, structure, and correlation of composite sections in the Baikit (1), Katanga (2), and Olenek (3) areas. 1, limestones; 2–7, dolomites: 2, micritic; 3, argillaceous; 4, a, sandy, 4, b, intraclastic; 5, a, stratiform stromatolitic, 5, b, columnar stromatolitic; 6, a, gravelstones, 6, b, conglomerates; 7, sandstones; 8, siltstones; 9, mudstones; 10, dolerites; 11–22, taxa making up the microfossil assemblage: 11, Tappania; 12, Lophosphaeridium with small processes; 13, Lophosphaeridium with claviform processes; 14, Valeria, 15; Miroedichia, 16; Pulvinosphaeridium, 17; Osculosphaera, 18; Tasmanites, 19; fragments of filaments with claviform apices; 20, Obruchevella; 21, Glomovertella; 22, short trichomes with arcuate medial cells and lenticular terminal cells.

Geographical location, structure, and correlation of composite sections in ...

Published: 01 November 2010
processes; 14 , Valeria , 15 ; Miroedichia , 16 ; Pulvinosphaeridium , 17 ; Osculosphaera , 18 ; Tasmanites , 19 ; fragments of filaments with claviform apices; 20 , Obruchevella ; 21 , Glomovertella ; 22 , short trichomes with arcuate medial cells and lenticular terminal cells.
Journal Article

AGE TRANSFORMATIONS OF THE FACIES-ECOLOGICAL STRUCTURE OF PRECAMBRIAN BIOTAS AND RIPHEAN STRATIGRAPHY

A. F. Veis, P. Yu. Petrov, N. G. Vorob’eva
Published: 01 January 1998
Russ. Geol. Geophys. (1998) 39 (1): 82–93.
....), and with bipolar arrangement of both spines and rims ( Prolatoforma aculeata Mikh.). Sheathed stiganema-like branching cell aggregates; wide band-like structures of Plicatidium ; tangled sheaths of Tortunema and Glomovertella; Obruchevella and Elatera , having the shape of three-dimensional helices; beaded...
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View PDF for article title, AGE TRANSFORMATIONS OF THE FACIES-ECOLOGICAL STRUCTURE OF PRECAMBRIAN BIOTAS AND RIPHEAN STRATIGRAPHY
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Microfossils of the Brus Formation from Agaleevskaya BH-4, depth range 3593.3+2.0–3612.9+5.2 m, samples Ag. 4-16, Ag. 4-17, and Ag. 4-18. 1, 4 — Tanariumex. gr. conoideum Kolosova; 2 — small acanthomorphic vesicle Tanarium? sp. with large conical projections; 3 — Tanarium tuberosum Moszidlowska et al.; 5, 7 — Pulvinosphaeridium sp.; 6, 8 — Eotylotopalla sp.; 9 — fragment of large vesicle similar in projection morphology to Multifronsphaeridium pelorium Wenlong, Walter; 10 — spherical vesicle 40 µm across with rare 5–8 µm long thin spines; 11, 12 — spherical vesicles 70–90 µm across with rare irregularly localized long (up to 25 µm) thin cylindrical spines with a conic base; 13 — Tasmanites sp.; 14, 16 — Glomovertella of different structures; 15 — Trachyhystrichosphaera sp., 15a — magnified image of projections; 17 — branching multiserial filaments of Stigonematales cyanobacteria; 18 — Satka squamifera Pjat.; 19 — fragment of filament morphologically similar to Palaeovaucheria Hermann; 20–26 — filamentous remains similar to Archaeoclada prima Hermann.

Microfossils of the Brus Formation from Agaleevskaya BH-4, depth range 3593...

Published: 01 November 2007
— spherical vesicles 70–90 µm across with rare irregularly localized long (up to 25 µm) thin cylindrical spines with a conic base; 13 — Tasmanites sp.; 14 , 16 — Glomovertella of different structures; 15 — Trachyhystrichosphaera sp., 15a — magnified image of projections; 17 — branching
Journal Article

The Baikalian and Vendian sequences in the Lower Angara area ( southwestern Siberian Platform )

B.B. Kochnev, K.E. Nagovitsin, M.Sh. Faizullin
Published: 01 November 2007
Russ. Geol. Geophys. (2007) 48 (11): 933–940.
DOI: https://doi.org/10.1016/j.rgg.2007.01.005
... — spherical vesicles 70–90 µm across with rare irregularly localized long (up to 25 µm) thin cylindrical spines with a conic base; 13 — Tasmanites sp.; 14 , 16 — Glomovertella of different structures; 15 — Trachyhystrichosphaera sp., 15a — magnified image of projections; 17 — branching...
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 Figure15—1–4,Megapolybessurus grandis n. sp.; 1, holotype, 68N-2 (2648, 5), p. 9, 14700-563; 2, 62N2-40 (2605, 5), p. 2, 14700-174; 3, 62N2-49 (2605, 5), p. 5, 14700-201; 4, 62N2-50 (2605, 5), p. 8, 14700-213; 5,Elatera binata Hermann, 1985, 69v-5 (2647, 5), p. 3a, 14700-593; 6, 7,Jacutianema solubilaTimofeev and Hermann, 1979, emend. Butterfield, 2004; 6, 69V-25 (2647, 5), p. 6, 14700-738; 7, 97-3 (2904), p. 4, 14700-963; 8, 9, 16,Polysphaeroides filiformis Hermann, 1976; 8, 62N2-79 (2605, 5), p. 10, 14700-419; 9, 62N2-81 (2605, 5), p. 3a, 14700-434; 16, 69N-3 (2605, 5), p. 2, 14700-568; 10, 11, 15, unnamed form B; 10, 69V-23 (2647, 5), p. 5, 14700-725; 11, 69V-17 (2647, 5), p. 7, 14700-698; 15, 96N-4 (2906), p. 1, 14700-906; 12,Glomovertella sp., 97-4 (2904), p. 5, 14700-971; 13, 14,Polytrichoides lineatusHermann, 1974, emend. Hermann, 1976; 13, 62N2-45 (2605, 5), p. 3, 14700-191; 14, 96N-2 (2906), p. 2, 14700-893 17,Obruchevella sp., 62N2-C4 (2605, 5), p. 1, 14700-496

Figure 15 — 1–4, Megapolybessurus grandis n. sp.; 1, holotype, 68N-2 (...

Published: 01 March 2009
, 69N-3 (2605, 5), p. 2, 14700-568; 10, 11, 15, unnamed form B; 10, 69V-23 (2647, 5), p. 5, 14700-725; 11, 69V-17 (2647, 5), p. 7, 14700-698; 15, 96N-4 (2906), p. 1, 14700-906; 12, Glomovertella sp., 97-4 (2904), p. 5, 14700-971; 13, 14, Polytrichoides lineatus Hermann, 1974 , emend
Journal Article

Microfossils and biofacies of the Vendian fossil biota in the southern Siberian Platform

K.E. Nagovitsin, B.B. Kochnev
Published: 01 April 2015
Russ. Geol. Geophys. (2015) 56 (4): 584–593.
DOI: https://doi.org/10.1016/j.rgg.2015.03.009
...). There are also simple filamentous remains of the cyanobacteria Oscillatoriopsis and Siphonophycus (including ones in turf fragments), spiral Glomovertella , and zonal filaments of Omalophyma solida . Coccoid, probably plankton, species are diverse here: simple spherical fine and large vesicles...
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The most characteristic microfossil morphotypes in interbioherm troughs in Riphean deposits of the Derevnino Formation, Turukhan Uplift (A) and Kotuikan Formation, Anabar Massif (B). For Iithofacies description of the deposits see Figs. 1–4. I–IV – dominating stromatolith groups: I – Jacutophyton, II Baikalia, III – Kussiella, IV – Stratifera. 1–29 – microfossil morphotypes: 1 – Leiosphaeridia (mantle diameter up to 200 μm or more); 2 – ?Leiofusidium; 3 – Simia; 4 – Ostiana; 5 – chained cell aggregates ex gr. Sphaerocongregus; 6 – Entosphaeroides; 7 – stiganema-like branched chained cell aggregates in cylindrical sheaths; 8 – Palaeopleurocapsa; 9 – ArchaeoelUpsoides (=Brevitrichoides); 10 – Trachytrichoides; 11 – Asperatofilum and/or Taenitrichoides; 12 – Rectia; 13 – Rugosoopsis; 14 – Tortunema and/or Glomovertella; 15 – Obruchevella; 16 – Polytrichoides; 17 – spindle-like mantles with ? chambered structure, ex gr. Brevitrichoides tiulmemcus Jank. et Kozl.; 18, 19 – reproductive structures of algae and/or fungi ex gr. Caudosphaera and Germinosphaera; 20 – band-like unstructured thalli (sometimes with poorly pronounced longitudinal structure); 21 – Chuaria (mantle diameter up to 1000 μm or more; 22 – putative acanthomorph acritarchs; 23 – large trichoma-like structures; 24 – Elatera; 25 – branching thalli Ulophyton and others; 26 – Vanavarataenia; 27 – Eosolena; 28 – Eosynechococcus; 29 – putative cuticular structures of worm-like organisms. 4, 5, 10–13, 16, 17, 19–22, 25 – microfossils characteristic of Kerpyl-Bezymyannyi deposits of the Karatavian; 2, 7, 9, 14, 15, 18, 23, 24, 26, 27, 29 – microfossils characteristic of Lakhanda, Derevnino, and Bederysh deposits of the Karatavian; 1, 3, 6, 8, 28 – transit taxa.

The most characteristic microfossil morphotypes in interbioherm troughs in ...

Published: 01 January 1998
and/or Glomovertella ; 15 – Obruchevella ; 16 – Polytrichoides ; 17 – spindle-like mantles with ? chambered structure, ex gr. Brevitrichoides tiulmemcus Jank. et Kozl.; 18, 19 – reproductive structures of algae and/or fungi ex gr. Caudosphaera and Germinosphaera ; 20 – band-like unstructured thalli
Journal Article

Neoproterozoic Microfossils from the Northeastern Margin of the East European Platform

Nataliya G. Vorob'eva, Vladimir N. Sergeev, Andrew H. Knoll
Published: 01 March 2009
Journal of Paleontology (2009) 83 (2): 161–196.
DOI: https://doi.org/10.1666/08-064.1
..., 69N-3 (2605, 5), p. 2, 14700-568; 10, 11, 15, unnamed form B; 10, 69V-23 (2647, 5), p. 5, 14700-725; 11, 69V-17 (2647, 5), p. 7, 14700-698; 15, 96N-4 (2906), p. 1, 14700-906; 12, Glomovertella sp., 97-4 (2904), p. 5, 14700-971; 13, 14, Polytrichoides lineatus Hermann, 1974 , emend...
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Journal Article

Mayanian (1100–850 Ma) – Prebaikalian Upper Riphean of Siberia

V.V. Khomentovsky, K.E. Nagovitsin, A.A. Postnikov
Published: 01 January 2008
Russ. Geol. Geophys. (2008) 49 (1): 1–22.
DOI: https://doi.org/10.1016/j.rgg.2007.12.001
... sp., filamentous algae close to representatives of the genus Palaeovaucheria Herm. (with a clavate extension at the end), as well as coiled trichomas Obruchevella and Glomovertella ( Nagovitsin, 2002 ). The microbiota of the Vedreshe sequence of the Kamo Group of the Baikit anteclise correlated...
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Journal Article

THE VENDIAN OF THE BAIKAL-PATOM UPLAND, SIBERIA

V.V. Khomentovsky, A.A. Postnikov, G.A. Karlova, B.B. Kochnev, M.S. Yakshin, V.A. Ponomarchuk
Published: 01 April 2004
Russ. Geol. Geophys. (2004) 45 (4): 465–484.
... Formation: Glomovertella ampla Yaksch., Oscillatoriopsis medius Yaksch., O. nochtuica Yaksch., O. ex gr. maxima Y. Zang., Stigonemopsis asymmetricus Yaksch., S. simplex Yaksch., S. compositus Yaksch., Palaeovaucheria lenaica Yaksch., Obruchevella parva Reitl., O. sibirica Reitl...
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Journal Article

STAGES OF THE EVOLUTION OF MICROFOSSILS AND PHYTOLITHS AS A PALEONTOLOGICAL BASE FOR THE LATE PRECAMBRIAN EVENT STRATIGRAPHY

M. S. Yakshin, M. Sh. Faizullin
Published: 01 December 1997
Russ. Geol. Geophys. (1997) 38 (12): 1912–1920.
... Trachyhystrichosphaera [ 42 ] appear, for the first time; these are helically bent confervoid blue-green algae: Obruchevella , Heliconema , and glomerular Glomovertella [ 14 , 43 – 45 ]. Also, Proaulopora with organic walls, known earlier only as algae with the calcareous cover in the Paleozoic deposits, occur...
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The taxonomic composition of the studied biotic assemblages. I, Appendisphaera biofacies: 1, 2, Appendisphaera grandis Moczydlowska; 3, Appendisphaera tenuis Moczydlowska; 4, Cavaspina acuminata (Kolosova); 5, Appendisphaera tabifica Moczydlowska; 6, Tanarium conoideum (Kolosova); 7, Tanarium? sp.; 8, Appendisphaera minima Nagovitsin et Faizullin; 9, Cavaspina sp. 1; 10, Cavaspina sp. 2; 11, Talakania obscura Kolosov; 12, fragment of filamentous branched thallome with clavate branches; 13, Ceratosphaeridium glaberosum Grey.

The taxonomic composition of the studied biotic assemblages. I, Appendi...

Published: 01 April 2015
of Glomovertella sp.; 29, Omalophyma solida Golub; 30, fragment of cyanobacterial turf represented by a hollow sheath of Siphonophycus sp.; 31, 32, Brevitrichoides bashkiricus Jankauskas, thin-walled ovate elongate vesicles, usually destroyed at one of the ends in the studied orictocoenoses. III
Journal Article

STRUCTURE OF THE PRECAMBRIAN AND CAMBRIAN DEPOSITS IN THE NORTHEAST OF THE SIBERIAN PLATFORM

B. B. Shishkin, A. V. Isaev
Published: 01 December 1999
Russ. Geol. Geophys. (1999) 40 (12): 1763–1775.
..., Octaedrixium truncatum Rud., Synsphaeridium sp., Satka sp., Genninosphaera unispinosa Mikhailova, Chuaria circularis Walcott, Simia annulare (Tim.); filamentous algae; Oscillatorites sp., Glomovertella sp., Polytrichoides lineatus Hermann, Pellicularia tenera Jankauskas (authenticated by V...
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Journal Article

Preface

A.E. Kontorovich
Published: 01 April 2017
Russ. Geol. Geophys. (2017) 58 (3-4): 275–282.
DOI: https://doi.org/10.1016/j.rgg.2017.03.001
... , cf. Leiosphaeridia tenuissima , cf. Glomovertella and Oscillatoriopsis sp. Geochemical, lithological, and paleontological data reveal that acritarchs, bacterial communities, and eukaryotes were the main source of organic matter. Sedimentological and biomarker proxies were used to reconstruct...
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Journal Article

Late Ediacaran organic microfossils from Finland

Sebastian Willman, Ben J. Slater
Published: 24 August 2021
Geological Magazine (2021) 158 (12): 2231–2244.
DOI: https://doi.org/10.1017/S0016756821000753
.... Anderson et al . 2018 ; Willman et al . 2020 ) is essentially artificial, and based on taphomorphs. Noting that there are several possible names for spiralled filaments (in addition to Volyniella , also Glomovertella and Circumiella ), we prefer to follow the recommendations of Jankauskas et al...
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