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Anabarella plana

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Journal Article
Published: 11 May 2021
Geological Magazine (2022) 159 (7): 1251–1261.
... is constrained by the ichno- and microfossil content of the succession, and is bracketed between the first occurrence of Treptichnus pedum in the Arrocampo Formation (Ibor Group) and of Anabarella plana in the Fuentepizarra Formation. 17 12 2020 12 02 2021 31 03 2021 phosphate Cadomian...
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Journal Article
Published: 23 July 2021
Geological Magazine (2022) 159 (7): 1240–1250.
... as an equivalent of the Jarque thrust fault. Reinvestigation of the Codos Bed revealed previously unknown skeletal fossils of early Cambrian age, confirming notions that the bed is younger than traditionally assumed. In particular, two helcionelloid molluscs, Anabarella cf. plana and Igorella ? sp., allow...
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Image
Helcionellid specimens of the Codos Bed. (a, b, d, e) Internal mould of Anabarella cf. plana Vostokova, 1962 (MPZ 2021/52). (a) Lateral view; (d, e) oblique lateral views showing indistinct ornamentation; compare with schematic reconstruction of specimen (b). (c, f) Lateral and oblique view of internal mould of Igorella? sp. (MPZ 2021/53). SEM photography; scale bar equals 1 mm.
Published: 23 July 2021
Fig. 5. Helcionellid specimens of the Codos Bed. (a, b, d, e) Internal mould of Anabarella cf. plana Vostokova, 1962 (MPZ 2021/52). (a) Lateral view; (d, e) oblique lateral views showing indistinct ornamentation; compare with schematic reconstruction of specimen (b). (c, f) Lateral
Journal Article
Published: 01 July 2005
Geological Magazine (2005) 142 (4): 319–325.
... (Yudoma–Olenyok region).] Moskva : Nauka , 136 pp. Voronova , L. G. , Grigor'eva , N. V. , Zhegallo , E. A. , Missarzhevsky , V. V. & Sysoev , V. A. 1983 . Vozrast sloyov ‘ Oelandiella’ korobkovi–Anabarella plana na Sibirskoj platforme. [Age of the ‘ Oelandiella...
FIGURES
Image
Phosphatized moulds of the early Cambrian helcionelloid molluscs. (a) Oelandiella sp. from the Dahai Member (Meisuchunian) of southern China. (b) Anabarella sp. A. cf. plana from the Upper Alcudian of south-central Spain. (c) Pelagiella sp. from the Bystraya Formation (Botomian) of Transbaikal (southern Siberia). (d) Aldanella sp. from the Graviinaya River Fm of Taimyr (northern Siberia). (e) Barskovia sp. from the Pestrotsvet Formation (Tommotian) of the Selinde River (southeastern Siberia). (f) Watsonella sibirica from the Medvezhinskaya Formation of the Rassokha River (northeastern Siberia).
Published: 01 March 2002
Figure 2. Phosphatized moulds of the early Cambrian helcionelloid molluscs. (a) Oelandiella sp. from the Dahai Member (Meisuchunian) of southern China. (b) Anabarella sp. A. cf. plana from the Upper Alcudian of south-central Spain. (c) Pelagiella sp. from the Bystraya Formation
Journal Article
Published: 25 May 2006
Canadian Journal of Earth Sciences (2006) 43 (4): 487–496.
... of this region, as well as other Cambrian regions of the world. Phylum Mollusca Cuvier, 1797 Class Helcionelloida Peel, 1991 Order Helcionellida Geyer, 1994 Family Helcionellidae Wenz, 1938 Type species Anabarella plana Vostokova, 1962 DIAGNOSIS: Small, bilaterally symmetrical...
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Journal Article
Published: 01 July 2001
Geological Magazine (2001) 138 (4): 387–396.
... ( Val’kov, 1975 ; Vasil’eva & Rudavskaya, 1989 ). The lowermost Emyaksin Formation contains transgressive deposits of sedimentary cycle C1.1 distinguishable across the Siberian Platform ( Zhuravlev, 1998 ). Val’kov (1975 , 1987) defined the Anabarella plana (mollusc) and Allatheca cana...
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Journal Article
Published: 01 July 1996
Russ. Geol. Geophys. (1996) 37 (7): 19–30.
.... There is a smell of hydrogen sulfide. At a depth of 3,204.2 m occur the mollusks Barskovia hemisimmetrica Gol., Nomgoliella sinistrovolubilis Miss., Igorella sp. , Philoxenella sp. , Securiconus sp. , Anabarella cf. plana Vost., chiolites Spinulitheca cf. billingsi (Sys.), angustiocreides Kugdatheca...
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Journal Article
Published: 22 August 2024
Journal of the Geological Society (2024) 181 (6): jgs2023-231.
... , Xianfengella prima , Zhijinites minutus , Bemella bella , Archaeospira ornata , Anabarella plana , Aegitellus places , Securiconus simus , Heraultipegma yunnanensis , Chancelloria irregularis and Latouchella korobkovi . These diverse fossils were the basis for the establishment of four fossil...
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Journal Article
Published: 01 May 2019
Journal of Paleontology (2019) 93 (3): 437–459.
...). Evidence for this can be seen in the truncation of the rugae at the apertural margin of the specimens ( Fig. 6.10 , 6.19 – 6.21 ) and the relatively small size when compared to specimens from other regions (cf. Parkhaev in Gravestock et al., 2001 , p. 183). Anabarella plana Vostokova...
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Journal Article
Published: 29 September 2021
Geological Magazine (2022) 159 (7): 1220–1239.
... ± 17 Ma from the middle part of its lower member (Talavera et al. 2012 ), and the discovery of Anabarella cf. plana fossils, have led the Pusa Formation to be assigned exclusively to the Lower Cambrian, mainly to the Terreneuvian. The presence of trilobites, small shelly fossils and archaeocyaths...
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Journal Article
Published: 01 June 1975
Journal of the Geological Society (1975) 131 (3): 289–303.
... Stage, River Aldan (River Maja section). × 3o. Figs. 5, 7. Latouchella sp. Tomrnotian Stage, Anabar egion (River Eriechka). × 3 o. Fig. 8. AldaneUa crassa Missarzhevsky. Tommotian Stage, River Kotui. x 3o. Fig. 9. Anabarella plana Vostokova. Tommotian Stage, Anabar egion, × 3o. Figs. x o, z z...
Journal Article
Published: 01 April 2021
Journal of Paleontology (2021) 95 (S83): 1–41.
... of stenothecids was given by Vendrasco et al. ( 2011b ). They excluded Anabarella Vostokova, 1962 from the Family Stenothecidae on account of its much more strongly coiled shell. However, Anabarella ? navaranae n. sp., although much younger than the type species Anabarella plana Vostokova, 1962 , may...
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Journal Article
Published: 01 September 2000
Russ. Geol. Geophys. (2000) 41 (9): 1191–1201.
... on the Kotui River is placed 16-20 m below the roof of the Nemakit-Daldyn (Manykai) Formation bearing a rich complex of fossils: Purella antiqua (Ab.), P. cristata Miss., Latouchella korobkovi (Vost.), Anabarella plana Vost., Coonotheca sp., Circotheca sp., Ladatheca dorsocava (Sys.), Anabarites...
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Journal Article
Published: 01 March 2002
Geological Magazine (2002) 139 (2): 159–169.
...Figure 2. Phosphatized moulds of the early Cambrian helcionelloid molluscs. (a) Oelandiella sp. from the Dahai Member (Meisuchunian) of southern China. (b) Anabarella sp. A. cf. plana from the Upper Alcudian of south-central Spain. (c) Pelagiella sp. from the Bystraya Formation...
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Journal Article
Published: 13 April 2021
Journal of the Geological Society (2021) 178 (5): jgs2020-167.
... fossils such as Anabarella plana and the endemic Selindeochrea ( Kouchinsky et al. 2017 ). The Watsonella crosbyi Zone can be correlated with (a) the Watsonella crosbyi zone in the upper Bayangol Formation of western Mongolia, (b) the Watsonella crosbyi – Oelandiella korobkovi Interval Zone...
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Journal Article
Published: 01 June 1976
Journal of the Geological Society (1976) 132 (3): 259–275.
... of the late Precambrian Yudoma Complex in northern and northwestern Siberia (Missarzhevsky in Keller et al. i974). It was found also in the succeeding Kessyussa Formation on the flanks of the Anabar Massif, with the gastropod Anabarella plana Vostokova and in the Tommotian Stage in the eastern part...
Journal Article
Published: 01 August 1996
Russ. Geol. Geophys. (1996) 37 (8): 129–144.
... to be fundamental and akin to the events preceding the Vendian. Dating of beds with Ediacaran fauna in South Siberia seems to be even more difficult ( Figs. 1 – 3 ). This fauna is found there over a vast region, from the Yudoma-Maya trough ( Suvorovella aldanica , Majaella sp ., Cyclomedusa ex gr . plana...
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Journal Article
Published: 01 December 2002
Journal of the Geological Society (2002) 159 (6): 645–658.
... of the Zhongyicun Member may correspond to the Mongolian mid- Ilsanella compressa – Anabarella plana Zone of Brasier et al . (1996) , Bed 5 equates with the later part of the same zone, and Beds 7 and 8 comprise the coeval W. crosbyi (= Heraultipegma varensalensis ) Zones of both sections ( Fig. 12...
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Journal Article
Journal: GSA Bulletin
Published: 01 November 2010
GSA Bulletin (2010) 122 (11-12): 1731–1774.
... Ekspeditsiya, Trudy , v. 18 , 150 p., 40 pl . Voronova L.G. Grigor'eva N.V. Zhegallo E.A. Missarzhevsky V.V. Sysoev V.A. , 1983 , Vozrast sloev " Oelandiella " korobkovi–Anabarella plana na Sibirskoy platforme : Izvestiya Akademii Nauk SSSR, Seriya Geologicheskaya , v. 1983...
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