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Acta Palaentologica Polonica dergisinde yay\u0131nlanan bir habere g\u00f6re son yap\u0131lan ara\u015ft\u0131rmalarda bilim insanlar\u0131, 160 milyon y\u0131l \u00f6nce Kuzey Yar\u0131mk\u00fcre \u00e7evresinde ya\u015fad\u0131\u011f\u0131 bilinen erken bir pterozor grubu olan \u201cu\u00e7an ejderha\u201dn\u0131n \u015eili\u2019de bulundu\u011funa dair kan\u0131tlara ula\u015ft\u0131. <\/p>\n
Dinozor t\u00fcr\u00fcne ait fosil, G\u00fcney Amerika\u2019da bulunan Atacama \u00e7\u00f6l\u00fcnde ke\u015ffedildi. Bu ke\u015fif; kanatlar\u0131, uzunlamas\u0131na bir kuyru\u011fu ve olduk\u00e7a sivri di\u015fleri olan bu Juna Devri s\u00fcr\u00fcngenine dair G\u00fcney Yar\u0131mk\u00fcre\u2019de bulunan ilk kan\u0131t. <\/p>\n
G\u00fcney Yar\u0131mk\u00fcre’de bu t\u00fcre dair bulunan ilk \u00f6rnekler:<\/em><\/strong><\/p>\n![](\"https:\/\/istanbulchannel.net\/wp-content\/uploads\/2021\/10\/bilim-insanlari-silide-ucan-ejderhaya-ait-kanitlar-buldu-neye-benzedigi-resmedildi-2.webp\")
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\u015eili\u2019de bulunan u\u00e7an ejderha fosili ilk olarak 2009 y\u0131l\u0131nda Ataca \u00c7\u00f6l\u00fc Ulusal Tarih ve K\u00fclt\u00fcr M\u00fczesi m\u00fcd\u00fcr\u00fc Osvaldo Rojas taraf\u0131ndan Cerritos Bayos kasabas\u0131nda ke\u015ffedildi. Daha sonra ara\u015ft\u0131rmac\u0131lar, Jura Devri\u2019ne ait u\u00e7an s\u00fcr\u00fcngene ait bilinmeyen t\u00fcr\u00fcn kal\u0131nt\u0131lar\u0131na ula\u015ft\u0131. <\/p>\n
Bulunan kal\u0131nt\u0131lar \u00fczerinde \u00e7al\u0131\u015fmalar yapan \u015eili \u00dcniversitesi\u2019nin elde etti\u011fi verilere g\u00f6re bu fosilin Rhamphorhybchinae alt familyas\u0131n\u0131n bir \u00fcyesi oldu\u011fu d\u00fc\u015f\u00fcn\u00fcl\u00fcyor. Bu da ke\u015ffedilen bu fosillerin, G\u00fcney Yar\u0131mk\u00fcrede Rhamphorhynchinae alt familyas\u0131na dair ke\u015ffedilen ilk \u00f6rnekler oldu\u011fu anlam\u0131na geliyor. <\/p>\n
Kal\u0131nt\u0131lar \u00fczerine yap\u0131lan ara\u015ft\u0131rman\u0131n ba\u015f\u0131ndaki isim olan Jonathan Alarcon, bu gruba ait ke\u015fiflerin genelde Avrupa\u2019dan \u00e7\u0131kt\u0131\u011f\u0131n\u0131n ve \u015eili\u2019de bulunan iskelet par\u00e7alar\u0131n\u0131n bu gruba mensup hayvanlar\u0131n d\u00fcnya genelindeki da\u011f\u0131l\u0131m\u0131n\u0131n \u015fimdiye kadar bilinenden \u00e7ok daha geni\u015f \u00e7apl\u0131 oldu\u011fu anlam\u0131na gelebilece\u011finin alt\u0131n\u0131 \u00e7iziyor. <\/p>\n
Resmi \u00e7izildi<\/strong><\/p>\n\u015eili \u00dcniversitesi bulunan fosillere dayanarak ejderhan\u0131n neye benzedi\u011fini resmetti. Sonu\u00e7ta ortaya \u00e7\u0131kan resimde ejderha sevimli bir hayvan g\u00f6r\u00fcnt\u00fcs\u00fcnde.<\/p>\n
![](\"https:\/\/istanbulchannel.net\/wp-content\/uploads\/2021\/10\/bilim-insanlari-silide-ucan-ejderhaya-ait-kanitlar-buldu-neye-benzedigi-resmedildi-3.webp\")
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“B\u0130R KEZ GEL\u0130P KALMI\u015e OLAB\u0130L\u0130RLER”<\/strong><\/p>\nKe\u015fif ayn\u0131 zamanda, d\u00fcnyan\u0131n g\u00fcney k\u00fcresinde bulunan kara k\u00fctlelerinin b\u00fcy\u00fck bir k\u0131sm\u0131n\u0131n bir b\u00fct\u00fcn olarak Gondvana isimli s\u00fcper k\u0131tay\u0131 olu\u015fturdu\u011funa inan\u0131lan bir d\u00f6nemde, Kuzey ve G\u00fcney Yar\u0131mk\u00fcreler aras\u0131ndaki ba\u011fa ve olas\u0131 g\u00f6\u00e7lere de g\u00f6z k\u0131rp\u0131yor. <\/p>\n
Alarcon, \u201cK\u00fcba\u2019da bu gruptan ve g\u00f6r\u00fcn\u00fc\u015fe g\u00f6re k\u0131y\u0131 hayvanlar\u0131 olan pterozolar var; bu y\u00fczden b\u00fcy\u00fck ihtimalle ya Kuzey ve G\u00fcney aras\u0131nda g\u00f6\u00e7 ettiler ya da bir kez gelip kald\u0131lar, bilemiyoruz, \u201c diye de belirtti. <\/p>\n
Bu ke\u015fiften \u00f6nce 2019 y\u0131l\u0131nda Avustralya\u2019da 96 milyon ya\u015f\u0131nda bir u\u00e7an s\u00fcr\u00fcngene ait fosil bulunmu\u015ftu. Yine ayn\u0131 y\u0131l Kanada\u2019da bir buzulda g\u00f6m\u00fcl\u00fc halde bir u\u00e7an s\u00fcr\u00fcngenin bulunmas\u0131yla bu t\u00fcr, tarihteki en b\u00fcy\u00fck u\u00e7an hayvanlar aras\u0131na yeni bir t\u00fcr olarak ad\u0131n\u0131 yazd\u0131rm\u0131\u015ft\u0131. <\/p>\n
![](\"https:\/\/istanbulchannel.net\/wp-content\/uploads\/2021\/10\/bilim-insanlari-silide-ucan-ejderhaya-ait-kanitlar-buldu-neye-benzedigi-resmedildi-4.webp\")
<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"
Bilim insanlar\u0131 “u\u00e7an ejderha” olarak da bilinen kanatl\u0131 dinozor t\u00fcr\u00fcn\u00fcn milyonlarca y\u0131l \u00f6nce \u015eili’de ya\u015fam\u0131\u015f oldu\u011funu kan\u0131tlar nitelikte delillere ula\u015ft\u0131….<\/p>\n","protected":false},"author":2,"featured_media":17749,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-17748","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dunya"],"_links":{"self":[{"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/posts\/17748","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/comments?post=17748"}],"version-history":[{"count":0,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/posts\/17748\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/media\/17749"}],"wp:attachment":[{"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/media?parent=17748"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/categories?post=17748"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/istanbulchannel.net\/index.php\/wp-json\/wp\/v2\/tags?post=17748"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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