474 
INDEX. 
Orbigny, A. d’, n, 17, 25,61, 101, ill, 256, 
260, 264, 285, 286, 298 
Ortmann, A. E., 444 
Mrs. A., 208 
Osborn, H. F., 315, 334 
Ostrea, 6, 7, 9, 10, p8 
adsociata, 1 1 1 
agglutinatus , 1 1 1 
aquila, 12 
bellovacina, 99, 303 
beneckei , 99, 10 1 
bourgeoisi, 10 1 
bourgeois'^ 99, 305, 306 
bravardi, 1 1 1 
burmeisteri , 1 1 1 
crassissima, 1 1 0 
ferraresi , 99 
ferrarisi , 99, 101, 1 10, 1 12, 265, 288, 309 
gingensis, no, 291 
hatcheri , 99, 102, 279, 280 
ingens, pp, no, hi, 1 12, 251, 253, 257, 
258, 260, 266, 268, 271, 272, 273, 274, 
275, 276, 2 77, 278, 279, 280, 281, 283, 
291, 295, 299, 301, 305, 307, 309, 310 
ingens , 106 
latiareata, 106 
longa, 1 1 1 
lunaris, 106 
nelsoniana, 99, 105 
oculata, 106 
orbignyi , 100 
patagonica, 101, 102, 103, 104, no, 258, 
265, 288, 309 
patagonica, 99, 100, 260, 268, 28S, 305, 
306 
percrassa, 102 
percrassa, 100, 268 
philippii, 99, 102, 103 
pyrotheriorum, 104 
remondi, 10 1, in 
rostrata, 105 
sp., 8 
sturtiana, 105, 301 
tardensis, 3, 8, n 
torresi, p8, 251, 256, 288, 303, 305, 306 
transitoria, 101, 106 
Ostrea transitoria, 106, in, 112 
Ostrea-horizon, 3 
Ostreidae, 98 
Otocyon, 335 
Oven Point, 48, 274 
Oxytoma 1 5 
TDACIFIC continent, 314 
Palceotenthes , 416, 425 
aratce, 428 
Palceoteuthis, 416 
Palaeothentes, 416, 417, 418, 4.25, 434, 435, 
43 7 , 439, 440, 442, 454 
ambiguus, 454 
aratae, 425, 428, *429, 430 
chubutensis, 441 
complicatus, 455 
holmbergi, 455 
inaequalis, 455 
intermedius, 425, 427, 430, 431 
lemoinei, 454 
lepidus, 426, 430, 431, 433 
minutus, 425, 426, 431, 432, 440 
pachygnathus, 454 
pressiforatus, 454 
Palaeothentinae, 4/7, 418, 421, 423, 427, 441, 
442 
Palceotheutes , 425 
Paleocene, 287 
Panama, isthmus of, 321 
Panopea, 134, 132, 460 
ibari, 132, 153, 155, 256, 304, 305, 460 
nucleus, 153, 155, 263, 264, 267 
pilsbryi, 134, 258, 307 
quemadensis, 153, 154, 155, 257, 262, 
267, 274, 275, 276, 278, 279, 281 
regularis, 133, 154, 257, 267, 274, 278, 
279, 281 
subsymmetrica, 133, 256, 304 
Paraepanorthus , 425, 426 
minutus, 432 
Parallelodontidae, 86 
Parapholas, 27 
Pareora beds, 299, 300, 303 
Parona, 36 
Parhalmarhiphus, 457 
