INDEX. 



Amphorosteus Brumbyi, 30, 32, ST, 118. 

 Atlantochelys Mortoni, 30, 43, 117. 

 Astrodon, 102, 119. 

 Astrodon Johnstoni, 102, 119. 



Baseodon, 118. 

 Baseodon reversus, 118. 

 Batrachiosauras, 30, 117. 

 Batrachiosaurus missouriensis, 30, 117. 

 Batracbiotherium, 30, 117. 

 Bothremys, 110, 120. 

 Bothremys Cookii, 110, 120. 

 Bottosaurus, 12, 13, 115. 

 Bottosaurus Harlani, 12, 115. 



Chelone, 104, 119. 



Chelonia, 104, 119. 



Chelone ornata, 105, 119. 



Chelone sopita, 104, 119. 



Cimoliasaurus, 25, 76, 103, 116. 



Cimoliasanrus magnus, 25, 27, 116. 



Coelosaurus, 119. 



CcElosaurus autiquus, 119. 



Conosaurus, 32. 



Corax appcndiculatus, 29. 



Cretaceous formation of Alabama, 3. 



New Jersey, 3. 



Texas, 4. 



the Upper Missouri, 2. 

 Crocodile, extinct species of, 12, 115. 

 Crocodiles, undetermined species of, 14. 

 Crocodilus, 115. 

 Crocodilus basifissus, 5, 10, 115. 



basitruncatus, 12, 14, 115. 



clavirostris, 5, 115. 



Harlani, 12, 13, 115. 



macrorhynchus, 12, 13, 115. 



obscurus, 115. 



tenebrosus, 115. 



Diseosaurns, 22, 76, 103, 116? 

 Discosaurus vetustus, 22, 29, 116. 

 16 April, 1865. 



Drepanodon impar, 30, 33, 68, 117. 



EUiptonodon compressus, 30, 63, 117. 

 Emys, 106,119. 

 Emys beatus, 107, 119. 



firmus, 106, 119. 



pravus, 108, 120. 



Gavialis clavirostris, 5, 115. 



neocesariensis, 5, 115. 



macrorhynchus, 5. 

 Geosaurus, 30, 32, 117. 



Mitchelli, 30, 64, 117. 



Hadrosaurus, 76, 118. 



Toulkii, 76, 118. 

 Holcodus, 118. 



Holcodus acutidens, 18, 21, 30, 32, 71, 116, 118. 

 Hyposaurus, 18, 32, 116. 



Rogersii, 18, 116. 



Ichthyosaurus missouriensis, 30, 117. 



Leiodon, 30, 68. 



Lesticodus impar, 47, 62, 64, 65, 72, 117. 



Lizard of the Meuse, 31. 



Macrosaurus, 74, 118. 



Isevis, 74, 118. 

 Maestricht Monitor, 31. 



Mosasaurus, 33. 

 Mississippi Mosasaurus, 41. 

 Missouri Mosasaurus, 33. 

 Mosasaurus, 30, 31, 116, 117. 



Camperi, 30, 117. 



carolinensis, 30, 32, 117. 



Couperi, 30, 32, 117. 



Dekayi, 30, 117. 



Hoffmani, 30, 117. 



major, 30, 117. 



Maximiliani, 30, 117. 



minor, 30, 32, 118. 



( 121 ) 



