122 
Mosasaurus Mitchelli, 30, 116, 117. 
missouriensis, 30, 117. 
neovidii, 30, 117. 
occidentalis, 30, 32, 117. 
Mossosaurus rectus, 76, 118. 
New Jersey Gavial, 5, 115. 
New Jersey Mosasaurus, 35. 
Otodus appendiculatus, 29. 
Piratosaurus, 29, 116. . 
plicatus, 29, 116. 
Platemys, 109, 120. 
suleatus, 109, 120. 
Plesiosaurus, 22. 
Pliogonodon, 103, 119. 
nobilis, 108, 119. 
priscus, 108, 119. 
Polygonodon, 76, 118. 
rectus, 76, 118. 
vetus, 76, 118. 
Polyptychodon, 116. 
Polyptychodon rugosus, 18, 33, 116. 
INDEX. 
Priscodelphinus grandaevus, 1. 
Harlani, 1. _ 
Ptychodus Mortoni, 29. 
Reptiles allied to Hadrosaurus, undetermined, 97, 
118. 
Saurian animal, resembling the famous reptile of 
Maestricht, 30, 116. 
Saurian reptile, resembling the Maestricht Monitor, 
30, 116. 
Scolopax, 2. 
Sphenosaurus, 5, 115. 
Stenorhynchus vetus, 2. 
Thoracosaurus, 5, 8, 115. 
grandis, 5, 11, 115. 
macrorhynchus, 11. 
neocesariensis, 5. 
Tomodon, 102, 119. 
Tomodon horrificus, 102, 119. 
Trionyx, 113, 120. 
Trionyx priscus, 113, 120. 
