References

Primary References:

1. Ahlberg, P.E. and J.A. Clack. 2006. A firm step from water to land. Nature 440: 747-749.

2. Clack, J.A. 2012. Gaining ground: The Origin and Early Evolution of Tetrapods. Indiana University press, Bloomington, Indiana, USA.

3. Daeschler, E.B., N. H. Shubin and F.A. Jenkins. 2006. A Devonian tetrapod-like fish and the evolution of the tetrapod body plan. Nature 440: 757-763.

4. Downs, J.P, E.B. Daeschler, F.A. Jenkins and N.H. Shubin. 2008. The cranial endoskeleton of Tiktaalik roseae. Nature 455: 925-929.  

5. Duellman, W.E. 1994. Biology of Amphibians. JHU press.

 6. Shubin, N.H., E.B. Daeschler and F.A. Jenkins. 2006. The pectoral fin of Tiktaalik roseae and the origin of the tetrapod limb. Nature 440: 764-774.

7. Shipman, P. 2006. Missing Links and Found Links. American Scientist: 495-497.

Other References:

8. Britton, A. 2012. Integumentary sense organs. Crocodilian Biology Database <URL:http://crocodilian.com/cnhc/cbd-gb1.htm> . Accessed 15 November 2013.

9. Campbell, N.A., J.B. Reece, L.A.Urry, M.L. Cain, S.A.Wasserman, P.V.Minorsky and R.B. Jackson. 2008. Biology (8th ed.). Pearson Benjamin Cummings, San Francisco, California, USA.

10. Kazlev, M.A. 2002. The Devonian Period – 2. Palaeos <URL: http://palaeos.com/paleozoic/devonian/devonian2.htm>.  Accessed 24 November 2013.

11. Murphy, D.C. 2005. Tiktaalik roseae. Devonian Times <URL: http://www.devoniantimes.org/Order/re-tiktaalik.html>. Accessed 3 November 2013.

12. National Geographic 2013. <http://science.nationalgeographic.com/science/prehistoric-world/devonian/>. Accessed 24 November 2013.

13. National Science Foundation 2006. < http://www.nsf.gov/news/news_summ.jsp?cntn_id=106807>. Accessed 3 November 2013

14. Owen, J. 2006. Fossil Fish With "Limbs" Is Missing Link, Study Says. National Geographic News <URL: http://news.nationalgeographic.com/news/2006/04/0405_060405_fish.html>. Accessed 3 November 2013.

15. Speer, B. 1995.<http://www.ucmp.berkeley.edu/devonian/devonian.php> accessed 15 November 2013.

16. The University of Chicago 2006. < http://tiktaalik.uchicago.edu/meetTik.html>. Accessed 3 November 2013.

17. Tree of Life 2011. < http://tolweb.org/tree?group=Terrestrial_Vertebrates&contgroup=Sarcopterygii>. Accessed 17 November 2013.

18. UCMP 2006. <http://www.ucmp.berkeley.edu/vertebrates/sarco/sarcopterygii.html >. Accessed 16 November 2013.

19. Vancouver Aquarium 2013. < http://www.vanaqua.org/learn/aquafacts/reptiles/crocodilians>. Accessed 3 November 2013.  

 

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