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Abstract <p>New taxa of spiriferids of the subfamily Howellellinae are described from the Lower Devonian deposits of North-East Eurasia: <i>Howellella</i> (<i>Howellella</i>) <i>septentrionalis</i> Baranov and Nikolaev, sp. nov. <i>H.</i>&#xa0;(<i>Howellella</i>) <i>nelyudimica</i> Baranov and Nikolaev, sp. nov., and the subfamily Callispiriferinae Johnson, 1994—<i>Dubatolovispirifer</i> Baranov and Nikolaev, gen. nov. with the type species <i>D. ribbed</i> Nikolaev et Baranov, sp. nov.</p>

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New Taxa of Spiriferids from the Pragian Deposits (Lower Devonian) of Northeast Eurasia

  • 期刊论文

  • 发表日期：

    2025年12月1日

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  • V. V. Baranov,
  • A. I. Nikolaev

摘要

Abstract

New taxa of spiriferids of the subfamily Howellellinae are described from the Lower Devonian deposits of North-East Eurasia: Howellella (Howellella) septentrionalis Baranov and Nikolaev, sp. nov. H. (Howellella) nelyudimica Baranov and Nikolaev, sp. nov., and the subfamily Callispiriferinae Johnson, 1994—Dubatolovispirifer Baranov and Nikolaev, gen. nov. with the type species D. ribbed Nikolaev et Baranov, sp. nov.