546 



MUSEO NACIONAL DE BUENOS AIRES. 



Anatherium, 479. 



Anatithus, 480. 



Anchilophus, 312, 313. 



AncMlophus Desmaresti, 312. 



Anchimys, 481. 



Anchistrum, 467. 



Anchithereomys, 243. 



Anchitherium, 304. 



Anchitherium aurelianense. 303. 



Ancylocoelus, 215, 471. 



Anissodolops, 360, 468. 



Anissodolops serrifer, 360. 



Anissolambda, 467. 



Anissolophus, 478. 



Anissorhizus, 468. 



Anissotemnus, 468. 



Anomalomys, 243. 



Anomalurus, 411. 



Anomalurus Pelii, 410, 411. 



Anomia solitaria, 327. 



Antepithecus, 466. 



Anteutatus, 468, 470. 



Anthedon, 172. 



Anthedon Eieringi, 172, 505. 



Anthropops, 424, 430, 431, 433, 434, 438, 



444, 477. 

 Anthropops perfectas, 431, 503. 

 Antifer, 487. 

 Anutaetus, 470, 472. 

 Aporrliais, 510. 



Aporrhais gregaria, 51, 56, 57, 508, 511. 

 Aporrhais patagónica, 509. 

 Aporrhais Eocai, 51. 

 Aporrhais striatissimus, 507. 

 Apsendesia, 192, 199, 200. 

 Apsendesia patagónica, 191. 

 Araucaria, 503. 

 Arbacia nigra, 170. 

 Arca, 123. 



Arca Bonplandiana, 501. 

 Archaeocardia, 414. 

 Archaeodolops, 468. 

 Archaeohyrax, 469, 471, 506. 

 Archaeohyrax patugonicus, 308, 309. 

 Archaeohyracotherium, 307, 467, 507. 

 Archaeohyracotherium medíale, 306. 

 Archaeolophus, 335, 472. 

 Archaeomys, 243, 417. 

 Archaeomys chinchilloides, 417. 

 Archaeophilus, 471. 

 Archaeopithecus, 466. 

 Archaeoplus incipiens, 39, 465, 508. 

 Archaeorycteropus, 375, 376, 469. 

 Archaeorycteropus gallicus, 37o. 



Archaeorycteropus patagonicus, 374. 

 Archaeutatiis, 472. 

 Arctocephalus, 4!)2. 

 Arctotherium, 397, 398, 400, 486. 

 Arctotherium bonaerense, 398, 500. 

 Arctotherium vetustum, 397. 

 Arctotherium Wingei. 500. 

 Argyrocetus, 473. 

 Argyrodelphys, 473. 

 Argyrohippus, 215, 474, 505. 

 Argyrohippus fraterculus, 314. 

 Argyrohyrax, 471, 5ü6. 

 Argyrolagus, 368, 485, 501. 

 Arg3'rolagus Palmeri, 368. 

 Argyrolambda, 298, 467. 

 Argyrolambda conldens, 293. 

 Arg3'rolestes, 468, 507. 

 Argyromanis, 479. 

 Argyromanis patagónica, 377. 

 Argj^rosaurus, 89. 

 Argyrosaurus superbus, 508. 

 Arrhinolemur, 252. 

 Arminiheringia, 352, 468. 

 Arsinoitherium, 319. 

 Artibeus, 492. 

 Asmithwoodwardia, 288, 294, 295, 328, 



330. 467, 507. 

 Asmithwoodwardia subtrigona, 293,301. 

 Asmodeus, 470-472, 506. 

 Aspidostoma, 199. 

 Aspidostoma giganteum, 190. 

 Aspidostoma hexagonalis, 189. 

 Aspidostoma Ortmanni, 190. 

 Aspidostoma porifera, 190. 

 Astarte, 47, 5i, 55, 59, 68, 510. 

 Astarte venatorum, 57,59, 511. 

 Astegotherium, 375, 469. 

 Asteracanthus patagonicus, 70, 507. 

 Asteromys, 412, 472. 

 Asteromys punctus, 412. 

 Astraponotus, 470, 506. 

 Astraponotus (faune de 1'), 19, 24, 25, 



114. 

 Astraponotus (conches á), 75, 76, 82, 87, 



88, 98, 111, 114, 175, 207. 

 Astrapothericulus, 210, 226, 228, 474, 475. 

 Astrapothericulus (faune de V), 25, 204, 



210, 212, 214. 

 Astrapothericulus (conches á), 201,203- 



206,208-211, 213, 214. 

 Astrapothericulus Iheringi, 325, 505. 

 Astrapotherium, 210, 215, 219, 325, 326, 



474-476, 478, 480, 503. 

 Astrapotherium (gisements á), 214, 215. 



