INDEX. 531 
Paleoperdix, prisca, 132 
sansaniensis, 132 
Paleortyx, 131 
blanchardi, 132 
brevipes, 132 
cayluxensis, 132 
edwardsi, 132 
gallica, 132 
hoffmani, 132 
media, 132 
phasianoides, 132 
Paleotetrix gilli, 133 
Paleotherium, 209 
Panhandle of West Virginia, 372 
Pantosaurus striatus, 79 
Paracambarus, 350 
Parastacine, 350 
Paris Basin, 131 
Paulmier, F. C., 467 
Pedioceetes lucasii, 133 
nanus, 133 
phasianellus, 133 
Penns Manor, Pennsylvania, 355 
Pentacrinus asteriscus, 79 
Peratherium, 211 
Perdix sp., 133 
Peterson, O. A., 81, 137 
Description of New Rodents and Discus- 
sion of theOrigin of Deemonelix,139-191 
New Suilline Remains from the Miocene 
of Nebraska, 305-320 
Phacocheerus eethiopicus, 310 
Phasianide, 135 
Phasianus, 131 
altus, 132 
archiaci, 133 
desnoyersi, 132 
Philadelphia, Pennsylvania, 344 
Pholodomya kingi, 79 
Pholidophorus americanus, 80 
Piedmont, South Dakota, 6 
Pilsbry, H. A., 427 
Pinna sp., 79 
Pipestone Springs, Montana, 215, 214 
Pittsburgh, Pennsylvania, 343, 347 
Plates, Explanation of, 129, 138, 194, 196, 
198, 200, 202, 224, 518 
Platygonus leptorhinus, 308, 310 
Pleistocene, 131 
Plesiosaurus shirleyensis, 79 
Pleuroccelide, 49 
Pleuromya subcompressa, 79 
Polychrus marmoratus, 254 
Potamobiide, 350 
Potamobius, 350 
Potomac River, 355 
Prairie Dogs, 188, 189 
Predentata, 44, 45, 47, 48, 72 
Prentice, Sydney, 3, 78, 140, 204, 283, 320 
Preston County, West Virginia, 344 
Procambarus, 350 
Procamelus, 174 
Proccelia, 47 
Promerycocheerus, 139, 179 
Protohippus, 174 
Protostega, 290, 292, 293, 294, 295 
gigas, 279-292, 300, 302 
Prout, Dr. Hiram, 209 
Psephophorus, 296 
Pseudomonotis curta, 79 
orbiculata, 79 
Purbeck, 72 
Quercy Phosphorites, 131 
Rathbun, Miss M. J., 350 
Red Fork of Powder River, Big Horn Co., 
Wyoming, 81, 333 
Reed, W. H., 123, 325, 329, 336 
Rocky Mountains, 23 
Rosebud Beds, 174 
Rough Run, Butler County, Pennsylvania, 391 
Rumex acetosella, 494 
Sauranodon, 117 
Sauropoda, 16, 19, 21, 24, 39, 40, 43-47, 49, 
51, 55, 57, 59 
Sauropterygia, 259 
Schenley Park, Pittsburgh, Pennsylvania 
Sciuromorphs, 170 
Scott, W. B., 69, 139 - 
Seeley, H, G., 89, 128, 259 
