Ornamentation and Shell Microstructure of Orbiculoidea magnifica Mergl (Brachiopoda, Lingulida) from the Lower Devonian of the Timan–Pechora Basin
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DOI: 10.1134/s0031030119030122
Abstract: The organophosphate-shelled brachiopods are for the first time described from the Lower Devonian (Lochkovian) of the Timan–Pechora Basin. Several shells preserved both protegulum and brephic shell. The shell microstructure of the Early Devonian Orbiculoidea cf.… read more here.
Keywords: pechora basin; timan pechora; lower devonian; shell ... See more keywords
First Report of Insect Endophytic Oviposition from the Upper Permian of the Pechora Basin, on a Leaf of Phylladoderma (Peltaspermopsida: Cardiolepidaceae)
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DOI: 10.1134/s0031030120040140
Abstract: The first endophytic oviposition from the Upper Permian of the Pechora Basin (Talbeyskaya Formation, Severodvinian–Vyatkian) is described in a formal system. Paleoovoidus krassilovi sp. nov. is a linear oviposition arranged in two oppositely directed rows… read more here.
Keywords: oviposition upper; pechora basin; permian pechora; endophytic oviposition ... See more keywords