The Dinosaurs of Wyoming - Wyoming State Geological Survey ...

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52 THE DINOSADRS OF \i\ YOMING and there is an unusual ventral growth, which is unequal, being larger on one side. d FIGURE 13.-DISEASE AMONG THE DINOSAURS (a) A diseased joint in the tail of a sauropod Dinosaur. (b) The Dinosaur Tumor shown in Figure 14. (c) Dinosaur shoulder blade from Wyoming showing unusual opening. (d) Outline sketch of one of the huge sauropod Dinosaurs to show, at the arrow, the location of the tumor in the tail. Sawn sections (Figure 16) show the presence of numerous large and small vascular spaces, which are especially large and numerous near the point where the normal intervertebral space had been.
FIGURE 14. The Haemangioma. or vascular bone tumor, occurs between two caudal vertebrae of a large sauropod Dinosaur. and has firmly united the two bones into a solid mass. The specimen was collected many years ago in the Como Beds of Wyoming, by Dr. S. W. Williston, at the time when these deposits were in the height of their fame as dinosaur quarries. 53
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'The CVinosaurs of Wyoming By ROY L
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Tragedy of the Mesozoic All the ele
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The DINOSAURS of Wyoming By ROY L.
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LIST OF ILLUsTRA'frONS IX Figure 32
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PREFACE The subject of dinosaurs in
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CHAPTER 1. What Are the Dinosaurs?
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2 CHAPTER II The Geological Age of
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CHAPTER III Their Origin and Distri
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THEIR ORIGIN Ai"D DISTRIBUTIOK 23 A
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CHAPTER IV Historical Account of th
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28 THE DINOSA1.:RS OF WYOMING "How
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92 THE DIKOSAURS OF 'WYOMING of bro
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94 THE DI OSAURS OF WYOMI G small p
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'C '" FIGURE 40.-DISEASE AND INJURY
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FIGURE 41.-INJURIES AMO"G FOSSIL VE
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FIGURE 42.-FRACTURE 'AND NECROSIS I
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THE THREE-HORNED DINOSAURS 107 horn
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CHAPTER XIX Animals Which Lived wit
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CHAPTER XX Wyoming Dinosaurs Abroad
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CHAPTER XXII QLOSSARY Amphibious Di
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"SACRAL BRAIN" OF DIi\TOSAURS depar
Page 67 and 68: CHAPTER XIV Footprints of Dinosaurs
Page 70: CHAPTER XV The Armoured Dinosauria
Page 73 and 74: THE ARMOURED DIKOSAURIA 73 of penta
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Page 78 and 79: FIGURE 25.-RESTORATION OF THE PALAE
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Page 88 and 89: CHAPTER XVII The Carnivorous Dinosa
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Page 106 and 107: 40 THE DINOSAURS OF WYOMING Wyoming
Page 109 and 110: FIGURE 8. Map of Niobrara County. W
Page 111: DIFFERENT KINDS OF DIKOSACRS 45 "Co
Page 115 and 116: FIGURE IO.-PATHOLOGICAL LESIONS IN
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