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[111] Figür 49 ve 50 vd.: Wikimedia Commons contributors, “File:Tiktaalik Chicago.JPG”, Wikimedia Commons, the free media repository, <http://commons.wikimedia.org/wiki/File:Tiktaalik_Chicago.JPG>; Figür 50: “File:Tiktaalik limb2.jpg”, <https://commons.wikimedia.org/wiki/File:Tiktaalik_limb2.jpg>; Wikipedia Contributes, “Tiktaalik”, Wikipedia, The Free Encyclopedia, <http://en.wikipedia.org/wiki/Tiktaalik>; “Amphibian”, <http://en.wikipedia.org/wiki/Amphibian> Erişimler: 5 Eylül 2017.
[112] Figür 51: (1) News Staff / Source (yy.), “New Fossils of Tiktaalik roseae Amaze Scientists”, Sci-News, 14 Ocak 2014, <http://www.sci-news.com/paleontology/science-new-fossils-tiktaalik-roseae-01686.html> (Tyler Keillor / Beth Rooney); (2) Thomson Reuters (yy.), “Tiktaalik roseae shows signs of rear-leg development”, CBC, 15 Ocak 2014, <https://www.cbc.ca/news/technology/tiktaalik-roseae-shows-signs-of-rear-leg-development-1.2496547> (University of Chicago / Beth Rooney / Associated Press); (3a-c) Tyler Keillor, “Tiktaalik roseae”, Tyler Keillor, 2006, <http://www.tylerkeillor.com/tiktaalik/ua933bt3z8vwy38tc9ubcml8lqrb5r> (Bu siteyi öneriyorum: <http://www.tylerkeillor.com/>); (4) More than a Dodo Author (yy.), “A Model Ancestor”, More than a Dodo: Oxford University Museum of Natural History Blog, 25 Temmuz 2017, <https://morethanadodo.com/2017/07/25/a-model-ancestor/> (Robyn Hill) Erişimler: 25 Şubat 2019.