AND AVES OF NORTH AMERICA. 



243 



CONCLUSION. 



Synopsis of Species with their Stratir/raphical Positions 



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BATEACHIA. 



Foot prints, 



A mphibamus grandiceps, Cope, 



Pelion lyellil, Wyman, 



Bylonomus wymanii, Dawson, 



Do. aciedentatus, Dawson, . . 



Do. lyellil, Dawson, 



I 'ariostegus myops, Cope, 



Dendrerpeton acadianum, Owen, 



Do. owenii, Dawson, 



Do. obtusum, Cope, 



Hylerpeton dawsonii, Owen, 



Braohydectes newberryi, Cope, 



Sauropleura digitata, Cope, 



Oestocephalus peotinatus, Cope, 



Do. remex, Cope, 



Molgophis maorurus, Cope, 



Colosteus crassiscutatus, Cope, 



Do. foveatus, Cope, 



Do. marshii, Cope, 



Diotyooephalus elegans, Leidy, 



Eupelor durus, Cope, 



Baphetes planiceps, Owen, 



Do. minor, Dawson, 



REPTILTA. 



Eosaurus acadianus, Marsh, 



Ichthyosaurus grandis, Leidy, 



Blasmosaurus platyurus, Cope, 



Do. orientalis, Cope;, 



Cimoliasaurus magnus, Leidy, 



Do. ?vetnstus, Leidy, 



Do. grandis, Leidy, 



Polycotylus latipinnis, Cope, 



[schyrosaurus antiquus, Leidy, 



Plesiosaurus lookwoodii, Cope, 



Piratosaums plicatus, Leidy, 



Belodon oarolinensls, Emmons, 



Do. prisous, Leidy, 



Do. Loaii, Emmons, 



Do. leptnrns, Cope, 



Mosasaurus maximus, Cope, 



Do. dekayi, Bronn, 



Do. fulciatus, Cope, 



Do. oarthrus, Cope, 



Do. oopeanus, Marsh, 



Do. missuriensis, Harlan,.... 



Do. brumbyi, Gibbes, 



Do. minor, Gibbes, 



Do. orassidens, Marsh, 



Do. depressus, Cope, 



Platecarpus tympaniticus, Cope,.... 



Liodon liuvis, Owen, 



Do. proriger, Cope, 



Do. validus, Cope, 



Do. mitohillii, I )ekay, 



Do. oongrops, Cope, 



Baptosaurus platyspondylus, Mai'sh,. 



Do. fraternus, Marsh, 



Clidastes ignanavus, Copo, 



Do. intermedius, Leidy, 



Do. propython, Cope, 



Holcodus aoutideus, Gibbes, 



240 

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