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Available in 34 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-34" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">34 kalbų</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Tonium" title="Tonium – afrikanų" lang="af" hreflang="af" data-title="Tonium" data-language-autonym="Afrikaans" data-language-local-name="afrikanų" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%B9%D8%B5%D8%B1_%D8%A7%D9%84%D8%AA%D9%88%D9%86%D9%8A" title="عصر التوني – arabų" lang="ar" hreflang="ar" data-title="عصر التوني" data-language-autonym="العربية" data-language-local-name="arabų" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Toni_d%C3%B6vr%C3%BC" title="Toni dövrü – azerbaidžaniečių" lang="az" hreflang="az" data-title="Toni dövrü" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaidžaniečių" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%A2%D0%BE%D0%BD%D1%96%D0%B9" title="Тоній – baltarusių" lang="be" hreflang="be" data-title="Тоній" data-language-autonym="Беларуская" data-language-local-name="baltarusių" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%A2%D0%BE%D0%BD%D0%B8%D0%B9" title="Тоний – bulgarų" lang="bg" hreflang="bg" data-title="Тоний" data-language-autonym="Български" data-language-local-name="bulgarų" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Tonieg" title="Tonieg – bretonų" lang="br" hreflang="br" data-title="Tonieg" data-language-autonym="Brezhoneg" data-language-local-name="bretonų" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Tonij" title="Tonij – bosnių" lang="bs" hreflang="bs" data-title="Tonij" data-language-autonym="Bosanski" data-language-local-name="bosnių" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Toni%C3%A0" title="Tonià – katalonų" lang="ca" hreflang="ca" data-title="Tonià" data-language-autonym="Català" data-language-local-name="katalonų" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Tonium" title="Tonium – vokiečių" lang="de" hreflang="de" data-title="Tonium" data-language-autonym="Deutsch" data-language-local-name="vokiečių" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Tonian" title="Tonian – anglų" lang="en" hreflang="en" data-title="Tonian" data-language-autonym="English" data-language-local-name="anglų" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Per%C3%ADodo_T%C3%B3nico" title="Período Tónico – ispanų" lang="es" hreflang="es" data-title="Período Tónico" data-language-autonym="Español" data-language-local-name="ispanų" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%AA%D9%88%D9%86%DB%8C%D9%86" title="تونین – persų" lang="fa" hreflang="fa" data-title="تونین" data-language-autonym="فارسی" data-language-local-name="persų" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Tonien" title="Tonien – prancūzų" lang="fr" hreflang="fr" data-title="Tonien" data-language-autonym="Français" data-language-local-name="prancūzų" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%9F%E0%A5%8B%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%BE%E0%A4%88_%E0%A4%95%E0%A4%B2%E0%A5%8D%E0%A4%AA" title="टोनियाई कल्प – hindi" lang="hi" hreflang="hi" data-title="टोनियाई कल्प" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Tonij" title="Tonij – kroatų" lang="hr" hreflang="hr" data-title="Tonij" data-language-autonym="Hrvatski" data-language-local-name="kroatų" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Tonium" title="Tonium – vengrų" lang="hu" hreflang="hu" data-title="Tonium" data-language-autonym="Magyar" data-language-local-name="vengrų" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Tonium" title="Tonium – indoneziečių" lang="id" hreflang="id" data-title="Tonium" data-language-autonym="Bahasa Indonesia" data-language-local-name="indoneziečių" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Toniano" title="Toniano – italų" lang="it" hreflang="it" data-title="Toniano" data-language-autonym="Italiano" data-language-local-name="italų" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%88%E3%83%8B%E3%82%A2%E3%83%B3" title="トニアン – japonų" lang="ja" hreflang="ja" data-title="トニアン" data-language-autonym="日本語" data-language-local-name="japonų" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%86%A0%EB%85%B8%EC%8A%A4%EA%B8%B0" title="토노스기 – korėjiečių" lang="ko" hreflang="ko" data-title="토노스기" data-language-autonym="한국어" data-language-local-name="korėjiečių" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Tonos" title="Tonos – malajiečių" lang="ms" hreflang="ms" data-title="Tonos" data-language-autonym="Bahasa Melayu" data-language-local-name="malajiečių" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Tonium" title="Tonium – olandų" lang="nl" hreflang="nl" data-title="Tonium" data-language-autonym="Nederlands" data-language-local-name="olandų" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Tonium" title="Tonium – naujoji norvegų" lang="nn" hreflang="nn" data-title="Tonium" data-language-autonym="Norsk nynorsk" data-language-local-name="naujoji norvegų" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Ton_(geologia)" title="Ton (geologia) – lenkų" lang="pl" hreflang="pl" data-title="Ton (geologia)" data-language-autonym="Polski" data-language-local-name="lenkų" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/T%C3%B4nico_(geologia)" title="Tônico (geologia) – portugalų" lang="pt" hreflang="pt" data-title="Tônico (geologia)" data-language-autonym="Português" data-language-local-name="portugalų" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A2%D0%BE%D0%BD%D0%B8%D0%B9" title="Тоний – rusų" lang="ru" hreflang="ru" data-title="Тоний" data-language-autonym="Русский" data-language-local-name="rusų" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Tonij" title="Tonij – serbų-kroatų" lang="sh" hreflang="sh" data-title="Tonij" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbų-kroatų" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Tonian" title="Tonian – Simple English" lang="en-simple" hreflang="en-simple" data-title="Tonian" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Tonium" title="Tonium – švedų" lang="sv" hreflang="sv" data-title="Tonium" data-language-autonym="Svenska" data-language-local-name="švedų" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%A2%E0%B8%B8%E0%B8%84%E0%B9%82%E0%B8%97%E0%B9%80%E0%B8%99%E0%B8%B5%E0%B8%A2%E0%B8%99" title="ยุคโทเนียน – tajų" lang="th" hreflang="th" data-title="ยุคโทเนียน" data-language-autonym="ไทย" data-language-local-name="tajų" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%A2%D0%BE%D0%BD%D1%96%D0%B9" title="Тоній – ukrainiečių" lang="uk" hreflang="uk" data-title="Тоній" data-language-autonym="Українська" data-language-local-name="ukrainiečių" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/K%E1%BB%B7_Toni" title="Kỷ Toni – vietnamiečių" lang="vi" hreflang="vi" data-title="Kỷ Toni" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamiečių" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E6%8B%89%E4%BC%B8%E7%BA%AA" title="拉伸纪 – kinų" lang="zh" hreflang="zh" data-title="拉伸纪" data-language-autonym="中文" data-language-local-name="kinų" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E6%8B%89%E4%BC%B8%E7%B4%80" title="拉伸紀 – kinų kalbos Kantono tarmė" lang="yue" hreflang="yue" data-title="拉伸紀" data-language-autonym="粵語" data-language-local-name="kinų kalbos Kantono tarmė" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div 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class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">paslėpti</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Straipsnis iš Vikipedijos, laisvosios enciklopedijos.</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="lt" dir="ltr"><p><b>Tonas</b> – <a href="/wiki/Geologin%C4%97_laiko_skal%C4%97" title="Geologinė laiko skalė">geologinis</a> <a href="/wiki/Neoproterozojus" title="Neoproterozojus">neoproterozojaus</a> eros periodas, prasidėjęs prieš 1 mlrd. metų ir pasibaigęs prieš 850 mln. m. Šio laikotarpio ribos nustatytos Tarptautinės stratigrafijos komisijos, remiantis <a href="/wiki/Radiometrinis_datavimas" title="Radiometrinis datavimas">radiometriniu datavimu</a>, o ne pagal <a href="/wiki/Uoliena" title="Uoliena">uolienų</a> sluoksnius, kaip daugelio kitų periodų.<sup id="cite_ref-wisegeek_1-0" class="reference"><a href="#cite_note-wisegeek-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>Tono periodu egzistavo <a href="/wiki/Rodinija" title="Rodinija">Rodinijos</a> superkontinentas, kurį supo <a href="/wiki/Mirovija" title="Mirovija">Mirovijos</a> vandenynas. Prasidėjo procesai, dėl kurių šis kontinentas vėliau suskilo (riftų formavimasis bei plokščių skėtimasis). Dėl plokščių skėtimosi formavosi vidinės jūros. Ten, kur kadaise būta vidinių jūrų ar vandenyno pakrančių, rasta <a href="/wiki/Stromatolitai" class="mw-redirect" title="Stromatolitai">stromatolitų</a>.<sup id="cite_ref-essayweb_2-0" class="reference"><a href="#cite_note-essayweb-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p>Šiuo laikotarpiu vyravo gana žemos temperatūros. Kaip spėjama, vidutinė temperatūra galėjo būti 10 °C žemesnė nei dabar, ypač centrinėse žemyno srityse.<sup id="cite_ref-wisegeek_1-1" class="reference"><a href="#cite_note-wisegeek-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>Buvo aptikta tono periodu datuojamų daugialąsčių <a href="/wiki/Dumbliai" title="Dumbliai">dumblių</a> <a href="/wiki/Fosilija" title="Fosilija">fosilijų</a>. Jokių gyvūnų fosilijų (atspaudų), priskirtinų šiam geologiniam periodui, rasta nebuvo. Visgi, tai nebūtinai reiškia, kad tuo metu gyvūnai dar neegzistavo, nes fosilijų galėjo neišlikti dėl to, kad tuometiniai gyvūnai buvo maži ir sudaryti iš minkštųjų audinių. Aptikti galimi smulkių <a href="/wiki/Gyv%C5%ABnai" title="Gyvūnai">gyvūnų</a> veiklos pėdsakai, kurie galėjo būti palikti į kirmėles panašių gyvūnų, savo dydžiu (apie 5 mm pločio) ir sudėtingumu prilygstančių sliekams.<sup id="cite_ref-Seilacher1998_3-0" class="reference"><a href="#cite_note-Seilacher1998-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-wisegeek_1-2" class="reference"><a href="#cite_note-wisegeek-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>Tono periodu <a href="/wiki/Deguonis" title="Deguonis">deguonies</a> lygis <a href="/wiki/Atmosfera" title="Atmosfera">atmosferoje</a> buvo žemesnis nei vėlesniais <a href="/wiki/Kriogenis" title="Kriogenis">kriogenio</a> bei <a href="/w/index.php?title=Ediakaris&action=edit&redlink=1" class="new" title="Ediakaris (puslapis neegzistuoja)">ediakario</a> periodais<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>, todėl sąlygos sudėtingesnių gyvybės formų evoliucijai nebuvo palankios. Organizmų įvairovė apsiribojo vienaląsčiais <a href="/wiki/Grybai" title="Grybai">grybais</a>, <a href="/wiki/Bakterijos" title="Bakterijos">bakterijomis</a>, <a href="/wiki/Arch%C4%97jos" class="mw-redirect" title="Archėjos">archėjomis</a>, kai kuriais daugialąsčiais dumbliais ir galbūt primityviais gyvūnais. Tikėtina, jog šios gyvybės formos gyveno tik tose sausumos vietose, kurios buvo prie pat vandens šaltinių. Kadangi dar neegzistavo <a href="/wiki/Ozono_sluoksnis" title="Ozono sluoksnis">ozono sluoksnis</a>, iš esmės sausuma nebuvo tinkama gyvybei dėl jai pražūtingų ultravioletinių spindulių. Mikroorganizmai telkėsi į stambias, didelio tankio kolonijas („mikrobų kilimėlius“).<sup id="cite_ref-wisegeek_1-3" class="reference"><a href="#cite_note-wisegeek-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>Dažniausios šiam periodui priskiriamos fosilijos – <a href="/w/index.php?title=Akritarchai&action=edit&redlink=1" class="new" title="Akritarchai (puslapis neegzistuoja)">akritarchai</a>. Tai daugiausia įvairių nežinomų organizmų bei <a href="/wiki/Planktonas" title="Planktonas">planktoninių</a> dumblių liekanos.<sup id="cite_ref-wisegeek_1-4" class="reference"><a href="#cite_note-wisegeek-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Tono periodu akritarchų įvairovė pirmą kartą gerokai išaugo. Išskyrus nedidelį sumažėjimą per kriogenio apledėjimus, ji išliko panaši visą neoproterozojaus erą.<sup id="cite_ref-essayweb_2-1" class="reference"><a href="#cite_note-essayweb-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Išnašos"><span id="I.C5.A1na.C5.A1os"></span>Išnašos</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Tonas&veaction=edit&section=1" title="Redaguoti skyrelį: Išnašos" class="mw-editsection-visualeditor"><span>redaguoti</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Tonas&action=edit&section=1" title="Edit section's source code: Išnašos"><span>redaguoti vikitekstą</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="references-small" style="list-style-type: decimal;"> <ol class="references"> <li id="cite_note-wisegeek-1"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-wisegeek_1-0">1,0</a></sup> <sup><a href="#cite_ref-wisegeek_1-1">1,1</a></sup> <sup><a href="#cite_ref-wisegeek_1-2">1,2</a></sup> <sup><a href="#cite_ref-wisegeek_1-3">1,3</a></sup> <sup><a href="#cite_ref-wisegeek_1-4">1,4</a></sup></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://www.wisegeek.com/what-is-the-tonian-period.htm">What is the Tonian Period? (Wisegeek.com)</a></span> </li> <li id="cite_note-essayweb-2"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-essayweb_2-0">2,0</a></sup> <sup><a href="#cite_ref-essayweb_2-1">2,1</a></sup></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://essayweb.net/geology/timeline/neoproterozoic.shtml">Neoproterozoic Era (Essayweb.com)</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20110830233454/http://essayweb.net/geology/timeline/neoproterozoic.shtml">Archyvuota kopija</a> 2011-08-30 iš <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a> projekto.</span> </li> <li id="cite_note-Seilacher1998-3"><span class="mw-cite-backlink"><a href="#cite_ref-Seilacher1998_3-0">↑</a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r7182515">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free a,.mw-parser-output .citation .cs1-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited a,.mw-parser-output .id-lock-registration a,.mw-parser-output .citation .cs1-lock-limited a,.mw-parser-output .citation .cs1-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription a,.mw-parser-output .citation .cs1-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:#d33}.mw-parser-output .cs1-visible-error{color:#d33}.mw-parser-output .cs1-maint{display:none;color:#3a3;margin-left:0.3em}.mw-parser-output .cs1-format{font-size:95%}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}</style><cite id="CITEREFSeilacherBosePflüger1998" class="citation journal cs1">Seilacher, Adolf; Bose, Pradip K.; Pflüger, Friedrich (1998). „Animals More Than 1 Billion Years Ago: Trace Fossil Evidence from India“. <i>Science</i>. <b>282</b> (5386): 80–83. <a href="/wiki/Bibcode" title="Bibcode">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/1998Sci...282...80S">1998Sci...282...80S</a>. <a href="/wiki/DOI" class="mw-redirect" title="DOI">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1126%2Fscience.282.5386.80">10.1126/science.282.5386.80</a>. <a href="/wiki/PMID" title="PMID">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/9756480">9756480</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Science&rft.atitle=Animals+More+Than+1+Billion+Years+Ago%3A+Trace+Fossil+Evidence+from+India&rft.volume=282&rft.issue=5386&rft.pages=80-83&rft.date=1998&rft_id=info%3Apmid%2F9756480&rft_id=info%3Adoi%2F10.1126%2Fscience.282.5386.80&rft_id=info%3Abibcode%2F1998Sci...282...80S&rft.aulast=Seilacher&rft.aufirst=Adolf&rft.au=Bose%2C+Pradip+K.&rft.au=Pfl%C3%BCger%2C+Friedrich&rfr_id=info%3Asid%2Flt.wikipedia.org%3ATonas" class="Z3988"></span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><a href="#cite_ref-4">↑</a></span> <span class="reference-text">Heinrich D. Holland: <i>The oxygenation of the atmosphere and oceans.</i> In: <i>Phil. Trans. R. Soc.</i> B, vol. 361, 2006, p. 903–915 <a rel="nofollow" class="external free" href="http://rstb.royalsocietypublishing.org/content/361/1470/903.full.pdf">http://rstb.royalsocietypublishing.org/content/361/1470/903.full.pdf</a></span> </li> </ol> </div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&useformat=desktop" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Rodomas puslapis "<a dir="ltr" href="https://lt.wikipedia.org/w/index.php?title=Tonas&oldid=7352296">https://lt.wikipedia.org/w/index.php?title=Tonas&oldid=7352296</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Specialus:Kategorijos" title="Specialus:Kategorijos">Kategorija</a>: <ul><li><a href="/wiki/Kategorija:Proterozojus" title="Kategorija:Proterozojus">Proterozojus</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Paslėpta kategorija: <ul><li><a href="/wiki/Kategorija:Webarchive_%C5%A1ablono_Wayback_nuorodos" title="Kategorija:Webarchive šablono Wayback nuorodos">Webarchive šablono Wayback nuorodos</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> Šis puslapis paskutinį kartą keistas 5 rugpjūčio 2024 20:18.</li> <li id="footer-info-copyright">Tekstas pateikiamas pagal <a rel="nofollow" class="external text" href="//creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution/Share-Alike Licenciją</a>; gali būti taikomos papildomos sąlygos. 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