Predatory Dinosaurs of the World: A Complete Illustrated GuideProvides a species-by-species catalog of predatory dinosaurs known to have existed. |
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Page 187
... Protoavis . " This little animal is amazingly birdlike in much of its morphology , even more so than Archaeopteryx and most other protobird theropods . Some of the points cited as evi- dence of bird affinity do not mean much : the ...
... Protoavis . " This little animal is amazingly birdlike in much of its morphology , even more so than Archaeopteryx and most other protobird theropods . Some of the points cited as evi- dence of bird affinity do not mean much : the ...
Page 188
... Protoavis " was a true bird ancestor , then where were all the Jurassic birds ? My answer is that there may have been none . " Protoavis " could be a logical , albeit extreme , development of the already very birdlike herrer- asaurs and ...
... Protoavis " was a true bird ancestor , then where were all the Jurassic birds ? My answer is that there may have been none . " Protoavis " could be a logical , albeit extreme , development of the already very birdlike herrer- asaurs and ...
Page 251
... Protoavis . " More cannot be said at this time , but I believe that this supports the idea that " Protoavis " came from the herrerasaur group . Although the teeth are fairly large blades , it is odd that they are unserrated . That the ...
... Protoavis . " More cannot be said at this time , but I believe that this supports the idea that " Protoavis " came from the herrerasaur group . Although the teeth are fairly large blades , it is odd that they are unserrated . That the ...
Contents
Preface | 11 |
CONTENTS | 17 |
LifeStyles of the Big and Powerful and the Small | 27 |
Copyright | |
13 other sections not shown
Common terms and phrases
Albertosaurus allosaurs AMNH animals ankle antirrhopus Archaeopteryx archosaurs avetheropods avian Avimimus Bakker Barsbold big theropods bigger birdlike birds braincase brontosaurs cannon bone carnivores Ceratosaurus claws Coelophysis crocodilians Dilophosaurus dino dromaeosaurs ectotherms endotherms evolved extinct fauna feathers femur FEMUR LENGTH flight flying forelimbs Formation fossil genus giant gracile head herbivorous herbivorous dinosaurs herrerasaurs hind limbs HIP HEIGHT horn joint Jurassic HORIZON juvenile KILOGRAMMAGE known Lagosuchus Late Cretaceous HORIZON late Late Cretaceous libratus living lizards look lower jaw MAIN ANATOMICAL mammals Megalosaurus metabolic rates Mongolia mongoliensis muscles neck nosaurs Ornithomimus ostrich ostrich-mimics Ostrom Oviraptor paleodinosaurs Paleont paleotheropods predators PREDATORY DINOSAURS preorbital prey primitive probably Protoavis protobirds relative reptiles restorations Russell saurs sickle-claws similar skeletal skeleton SKULL LENGTH slender small theropods smaller snout species specimen speed Spinosaurus tail teeth thecodonts thero theropods things trackways Troodon tyrannosaurs Tyrannosaurus rex upper Velociraptor vertebrae WORLD Туре