Latimeria a modern sarcopterygian coelacanth living near Madagascar Note the similarity of the tail to that of Eusthenopteron

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Latimeria a modern sarcopterygian coelacanth living near Madagascar Note the similarity of the tail to that of Eusthenopteron fossils in the previous figure The tail is very different from that of the ray finned fishes This example is about 2 m long From Levin H 2013 The Earth Through Time 10th edition figure 12 75 p 370 This material is reproduced with permission of John Wiley Sons Inc 55 Compare the shape of the tail of the living coelacanth to that of Eusthenopteron Describe the similarities and differences 56 Compare the tail of the coelacanth to that of the ray finned fishes from the Green River Formation In the boxes below sketch both and describe the differences Tail of Coelacanth Tail of ray finned fish 57 Describe the function of the swim bladder 58 Which type of fish was the most likely ancestor to the amphibians Some of the best preserved fossil fish are in the Green River Formation Eocene in Wyoming

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