Systematics and biostratigraphy of Oligocene (Rupelian-Early Chattian) foraminifera from lagoonal-very shallow water limestone in the eastern Sivas Basin (central Turkey)

<span style="font-family: Times New Roman; font-size: small;"> </span><p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-align: justify; line-height: 200%;"><span style="mso-ansi-language: EN-GB;" lang="EN-GB"><span style="font-size: small;"><span style="font-family: Times New Roman;"><span style="mso-spacerun: yes;"> </span>Oligocene (Rupelian-early Chattian) new larger benthic foraminiferal taxons such as miliolid genus <em style="mso-bidi-font-style: normal;">Sivasina </em>n. gen., SİREL &amp; &Ouml;ZGEN-ERDEM (type species <em style="mso-bidi-font-style: normal;">Sivasina egribucakensis</em> n. gen. n. sp.<em style="mso-bidi-font-style: normal;"> </em>SİREL &amp; &Ouml;ZGEN-ERDEM) occurs in the Eğribucak, Bakımlı, Tuzlag&ouml;z&uuml; and &Ccedil;ayg&ouml;ren sections (E of Sivas). One new Rupelian-early Chattian lagoonal-shallowest-water peneroplid species <em style="mso-bidi-font-style: normal;">Peneroplis flabelliformis</em> n. sp., SİREL &amp; &Ouml;ZGEN-ERDEM from the Eğribucak, Tuzlag&ouml;z&uuml; and &Ccedil;ayg&ouml;ren sections and Rupelian lagoonal two new peneroplid species <em style="mso-bidi-font-style: normal;">Coscinospira sivasensis</em> n. sp. SİREL &amp; &Ouml;ZGEN-ERDEM, <em style="mso-bidi-font-style: normal;">Coscinospira elongata </em>n. sp. SİREL &amp; &Ouml;ZGEN-ERDEM from the Eğribucak section (E of Sivas), two new Rupelian shallowest-water alveolinid species <em style="mso-bidi-font-style: normal;">Praebullalveolina oligocenica</em> n. sp. SİREL &amp; &Ouml;ZGEN-ERDEM and <em style="mso-bidi-font-style: normal;">Praebullalveolina minuta </em>n. sp. SİREL &amp; &Ouml;ZGEN-ERDEM from the Bakımlı section are described and figured. Furthermore, the description of the known Oligocene soritid species <em style="mso-bidi-font-style: normal;">Praearchaias diyarbakirensis</em> SİREL, <em style="mso-bidi-font-style: normal;">Praearchaias minimus </em>SİREL, <em style="mso-bidi-font-style: normal;">Archaias kirkukensis </em>HENSON, <em style="mso-bidi-font-style: normal;">Archaias asmaricus </em>SMOUT &amp; EAMES, peneroplid species <em style="mso-bidi-font-style: normal;">P. </em>cf. <em style="mso-bidi-font-style: normal;">laevigatus </em>d&rsquo; ORBIGNY and austrotrillinid species <em style="mso-bidi-font-style: normal;">Austrotrillina brunni </em>MARIE are given shortly. In addition, the biostratigraphy of four studied sections are introduced.</span></span></span></p><span style="font-family: Times New Roman; font-size: small;"> </span>

Abstract licence: CC BY

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