INDEX. 



507 



Amphibos, ii. 367. 

 Aiwphicentrum, ii. 139. 

 Amphichcerus, ii. 346. 

 Ampkiccelia, i. 478. 

 Amphiccelia (Crocodilia), ii. 209, 211. 

 Amphiccelias, ii. 237. 

 Amphicyon, ii. 394, 399, 

 Amp)higenia, i. 452. 

 Amphihelia, i. 187, 190. 

 Amphilestes, ii. 284, 291. 

 Amph'imoschus, ii. 360. 

 Amphim, i. 357, 376, 377. 

 Amphipoda, i. 387. 

 Amphisaurus, ii. 231. 

 Amphishoena, ii. 200. 

 AmpMspongla, i. 135. 

 Amphistegina, i. 109, 118. 

 Amphithelion, i. 149. 

 Amphitherium, ii. 284, 291, 293. 

 Amphitragulus, ii. 358. 

 Amphiura, i. 259. 

 Amphoracrinus, i. 278. 

 Amplexus, i. 213. 

 Ampullaria, ii. 6, 25. 

 ^m^2/x, i. 354, 363, 372, 373. 

 Amgnodon, ii. 328. 

 Anabacia, i. 194. 

 Anacanthini, ii. 127. 

 Ananchytes, i. 241, 242. 

 Ananchytidce, i. 238, 241. 

 Anaptychus, ii. 81. 

 Anarthropoda, i. 308. 



Anastrophia, i. 452. 

 Anatifa, i. 338, 340. 



Anatifopsis, i. 340. 



Anatina, i. 508, 509. 



Anatinidm, i. 469, 508. 



Anchippodus, ii. 374. 



Anchitherium, ii. 335, 338. 



Ancillaria, ii. 12, 13. 



Ancyloceras, ii. 84. 



Ancylotherium, ii. 300. 



Ancylus, ii. 7, 45. 



Andrias, ii. 176, 177. 



Androctonus, i. 400. 



Angelina, i. 352, 367, 368. 



ABgiosperms, ii. 430, 434, 436, 438, 439, 



Animal Kingdom, divisions of, i. 81. 



Anisophyllurn, i. 208, 209, 213. 



Annelida, i. 309. 



Annularia, ii. 435, 444, 448, 449, 462. 



Annuloida, i. 224. 



Annulosa, i. 308. 



^woc^ow, i. 491. 



Anodonta, i. 491. 



Anodontopsis, i. 491. 



^wa?ma, ii. 407. 



Anomia, i. 473. 



Anomiadce, i. 472. 



Anomianella, i. 473. 



Anomodontia, ii. 190, 222. 



Anomopteris, ii. 466. 



Anomura, i. 393. 



Anomys, ii. 415. 



Anopolenus, i. 364. 



Anoplotheridce, ii. 350. 



Anoplotherium, ii. 349, 350, 351. 



.4?iOM)a, ii. 174, 177. 



Ant-eaters, ii. 299, 300, 307. 



Antedon, i. 265, 285. 



Anthocrinidce, i. 275, 276. 



Anihocrinus, i. 276. 



Antholithes, ii. 436, 438, 450, 462. 



Anthracitic shales, i. 27. 



Anthracomya, i. 509. 



Anthracopalcemon, i. 391. 



Anthracoptera, i. 483. 



Anthracosaurus, ii. 179, 181, 182, 184. 



Anthracosia, i. 491, 492. 



Anthracotherium, ii. 348, 349. 



Anthrapalcemon, i. 391, 392. 



Antilocapra, ii. 364. 



Antilocapndie, ii. 364, 367, 



Antilope, ii, 365. 



Antilopidce, ii. 364. 



Antipathes, i. 178. 



Apateon, ii. 177, 182. 



Apatornis, ii. 271. 



Aphanapteryx, ii. 262. 



Aphelotheriu'in, ii. 417, 



Aphragmites, ii. 72. 



Aphrocallistes, i. 147. 



Apiocrinidce, i. 283. 



Apiocrinus, i. 283. 



Apiocystites, i. 288, 294, 295. 



Aplysia, ii. 37. 



AplysiadcB, ii. 37. 



Aporosa, i. 188 ; distribution of, in time, 



i. 189 ; families of, i. 189-195. 

 Aporrhaidoe, ii. 18. 

 Aporrhais, ii. 17, 18. 

 ^^iercf, i. 408. 



Apterygidce, ii. 255. 



Apteryx, ii. 255, 256, 258. 



Apjtornis, ii. 262. 



Aptychop)sis, i. 347, 349. 



Aptychus, ii. 80, 81. 



J^^Ms, i. 347, 357. 



Aqueous rocks, divisions of, i. 12-27 ; 

 different ages of, i. 27, 28 ; chronologi- 

 cal succession of, i. 30-33. 



Arachnida, characters of, i. 398 ; orders 

 of, i. 399-402 ; distribution of, in time, 

 i. 399. 



ylraweic^a, i. 399, 402. 



Araucaria, ii. 467, 469. 



Araucarioxylon, ii. 437, 461. 



^rca, i. 485. 



^rcac^ce, i. 468, 485. 



Arcestes, ii. 82. 



Archcediscus, i. 109, 118. 



Archceocidaris, i. 237. 



Arclueocyathus, i. 137, 139, 140. 



Archceomys, ii. 408. 



Archceoniscus, i. 389. 



Archceopteryx, ii. 244, 267, 268. 



Arch(jeosp)hcerina, i. 125. 



Archagaricon, ii. 433, 437. 



Archegosauria, ii. 181. 



Archegosaurus, ii. 179, 181, 185. 



Archichthys, ii. 142. 



Archimedip)ora, i. 422, 423. 



