{"id":5005625,"date":"2007-07-21T13:00:33","date_gmt":"2007-07-21T11:00:33","guid":{"rendered":"https:\/\/criticalbiomass.blog.hu\/2007\/07\/21\/dinok_es_oseik"},"modified":"2007-07-21T13:00:33","modified_gmt":"2007-07-21T11:00:33","slug":"dinok_es_oseik","status":"publish","type":"post","link":"https:\/\/criticalbiomass.hu\/?p=5005625","title":{"rendered":"Din\u00f3k \u00e9s \u0151seik"},"content":{"rendered":"<p>\n<img src=\"http:\/\/criticalbiomass.blog.hu\/media\/image\/200707\/hayden_quarry_assamblages.gif\" align=\"left\" hspace=\"5\" vspace=\"5\" \/>A dinoszauruszok a k\u00e9s\u0151i Tri\u00e1sz folyam\u00e1n jelentek meg (uszkve 200-230 milli\u00f3 \u00e9ve) \u00e9s ezt k\u00f6vet\u0151en terjedtek el vil\u00e1gszerte, fokozatosan kiszor\u00edtva m\u00e1s, primit\u00edvebb <a href=\"http:\/\/en.wikipedia.org\/wiki\/Archosaur\">archoszaurusz<\/a> csoportokat.\n<\/p>\n<p>\nA korabeli fauna ezen \u00e1talakul\u00e1sa (k\u00fcl\u00f6n\u00f6sen a v\u00e1ltoz\u00e1s \u00fcteme) csak r\u00e9szben rekonstru\u00e1lt folyamat \u00e9s ennek megfelel\u0151en sok vita t\u00e1rgya is egyben. Az eddigi (viszonylag sz\u0171k\u00f6s) leletanyag egy relative gyors \u00e1talakul\u00e1st val\u00f3sz\u00edn\u0171s\u00edtett &#8211; minden val\u00f3sz\u00edn\u0171s\u00e9g szerint hib\u00e1san.\n<\/p>\n<p>\nUgyanis egy \u00faj lel\u0151hely, a 2006-ban felt\u00e1r\u00e1sra ker\u00fclt \u00faj mexik\u00f3i Hayden k\u0151b\u00e1nya leletanyaga <a href=\"http:\/\/socrates.berkeley.edu\/~irmisr\/hayden\/sciencefaq.html\">azt mutatja<\/a>, hogy a primit\u00edvebb archoszauruszok sokkal hosszabb ideig megf\u00e9rtek a fejlettebb din\u00f3 \u0151s\u00f6kkel, illetve magukkal dinoszauruszokkal is, mint eddig gondoltuk. Az \u00e1llatvil\u00e1g \u0151si \u00e1talakul\u00e1sa, az \u00faj adatok szerint, mintegy 15-20 milli\u00f3 \u00e9vet vett ig\u00e9nybe, \u00e9s val\u00f3sz\u00edn\u0171leg a k\u00fcl\u00f6nb\u00f6z\u0151 \u00e9ghajlatokon m\u00e1s-m\u00e1s \u00fctemez\u00e9ssel zajlott le. V\u00e9g\u00fcl, mint azt ma m\u00e1r tudjuk, a dinoszauruszok bizonyultak a fittebbnek \u00e9s kiszor\u00edtott\u00e1k a vel\u00fck hasonl\u00f3 \u00e9lett\u00e9rre ig\u00e9nyt tart\u00f3 t\u00e1voli rokonaikat, de val\u00f3sz\u00edn\u0171leg az evol\u00faci\u00f3s el\u0151ny\u00fck nem volt dr\u00e1mai, ink\u00e1bb csak minim\u00e1lis (k\u00fcl\u00f6nben gyorsabb lenne az \u00e1tmenet). Ez a kis k\u00fcl\u00f6nbs\u00e9g azonban \u00e9vmilli\u00f3k alatt \u00f6sszead\u00f3dott \u00e9s megalapozta a dinoszauruszok k\u00e9s\u0151bbi dominanci\u00e1j\u00e1t. \u00a0 \u00a0 \u00a0 \u00a0  \n<\/p>\n<hr \/>\n<p><font size=\"1\"><br \/>\n<strong>Irmis RB, Nesbitt SJ, Padian K, Smith ND, Turner AH, et al.<\/strong> (2007) A Late Triassic Dinosauromorph Assemblage from New Mexico and the Rise of Dinosaurs. <i>Science<\/i> <strong>317<\/strong>: 358-361.<br \/>\n<\/font><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A dinoszauruszok a k\u00e9s\u0151i Tri\u00e1sz folyam\u00e1n jelentek meg (uszkve 200-230 milli\u00f3 \u00e9ve) \u00e9s ezt k\u00f6vet\u0151en terjedtek el vil\u00e1gszerte, fokozatosan kiszor\u00edtva m\u00e1s, primit\u00edvebb archoszaurusz csoportokat. A korabeli fauna ezen \u00e1talakul\u00e1sa (k\u00fcl\u00f6n\u00f6sen a v\u00e1ltoz\u00e1s \u00fcteme) csak r\u00e9szben rekonstru\u00e1lt folyamat \u00e9s ennek megfelel\u0151en &hellip; <a href=\"https:\/\/criticalbiomass.hu\/?p=5005625\">Egy kattint\u00e1s ide a folytat\u00e1shoz&#8230;. <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/posts\/5005625"}],"collection":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5005625"}],"version-history":[{"count":0,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=\/wp\/v2\/posts\/5005625\/revisions"}],"wp:attachment":[{"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5005625"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5005625"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/criticalbiomass.hu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5005625"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}