INDEX. 
475 
Parhalmarhiphus annectens, 457 
didelphoides, 457 
Paso del Rio Santa Cruz, 272 
Patagonian beds, 257, 260, 265, 266, 269, 
284, 285 , 286, 288, 297, 303, 310, 324 
Patella, 16 1 
pygmaea, 16 1, 257, 304 
Patellidae, 16 1 
Paucituberculata, 418, 443, 444 
Pecten, 114, 323 
actinodes, up, 258, 265, 307, 308, 309, 
310 
argentinus, 4, 5, 13 
athleta, 115, 299 
caloosaensis, 115, 116, 291 
caracolensis, 115, 298 
centralis, 116, 257, 260, 275 
centralis , 114, 262, 270 
coquimbensis, 1 1 9 
darwinianus, 265 
fissicostalis , 117, 1 1 8, 263, 269 
geminatus, 2/7, 1 19, 120, 257, 260, 263, 
266, 268, 269, 270, 271, 274, 
275, 276, 277, 278, 279, 281, 
283, 307, 310 
var. quemadensis , 1 1 9 
nodosoplicatus, 264 
octoplicatus, 4, 5, 14 
operculiformis, 14 
palmipes, 116, 301 
paranensis, 265 
patagonensis, 262 
prasnuncius, 113, 1 16, 257, 262, 266, 
268, 270, 271, 274, 283, 291, 295, 
301 
proximus, uq, 115, 116, 257, 262, 266, 
270, 271, 298, 299 
(Camptonectes) pueyrrydonensis, 4, 5, 12 
quemadensis, 117,263, 268 * 
simps oni, 1 1 5 
sp., 8 
tenuicostatus, 120 
vidali, 120 
Pectinidae, 114 
Pectunculus, 94, 306 
araucamis , 94 
Pectunculus colchaguensis, 96 
glycimeris, 95 
ibari, 94, 95, 305 
magellanicus , 94, 95, 97j 3°5 
obovatus, 9 7 
pilosus, 97 
polymorplms, 97 
pulvinatus, 97 
var. cuevensis , 94, 262 
Pelecypoda, 11,80 
Pequenco horizon, 8 
Perameles, 338, 368 
Peramelidae, 345, 400 
Perathereutes, 448 
amputans, 448 
obtusus, 448 
pungens, 448 
Pcrathereuthcs amputans , 448 
obtusus, 448 
pungens , 448 
Peratotoma iheringi, 263, 264 
Perna, py, 322 
quadrisulcata, py, 257, 262, 266, 268, 
271, 278, 279, 281, 283 
Pernidae, 9 7 
Peru, Miocene fauna of, 320 
Pescadores, 48, 272 
Petaurus, 338, 426, 428, 442 
Peterson, 319 
Peterson, O. A., 230, 333, 356, 360, 386, 
39 1 401, 430, 436, 437 
Phalanger, 442, 443 
Phalangerinse, 441 
Phalangers, 442, 443 
Pharsophorus, 407 
Phascogale wallacei, 419 
Phascolomys, 343, 350 
Philippi, R. A., 63, 83, 84, 90, 10 1, no, 112, 
121, 128, 134, 137, 139, 141, 147, 170, 
1 7 1, l 7$, 188, 192, 197, 202, 212, 223, 
236, 238, 239, 243, 244, 245, 249, 250, 
251, 252, 254, 256, 261, 263, 264, 298 
Phillips, 30 
Pholadidae, 155 
Pholadidea papyracea, 156 
Pholas, 262 
