INDEX. 



793 



Batrachoids, 337. § 

 Bats, 339,§ 416, 506, 510, 518 

 519, 564. 



(Chiropters), range of, in time, 

 589. 

 Bavaria, Archaean in, 151, 157. 



Carboniferous in, 309. 



Jurassic in, 436. 



Silurian in, 207. 

 Bay of Pundy, tides of, 660. 

 Beach formations, 667. 



structure, 82. §* 



See Sea-beaches. 

 Bear, 519, 564, 565, 567, 576. 



Brown, 564, 571, 577. 



Cavern, 563,* 564. 



Grizzly, 564, 571. 

 Beatricea, 228. § 



Beaumont, Elie de, on systems 

 of mountain-elevation, 217, 

 402, 487, 525. 

 Beavers, 506, 508, 564, 565, 567, 



568, 571. 

 Beck, T. R., analyses of lime- 

 stone, 75, 233, 237. 



specific gravity of sea-water, 

 657. 



sulphur springs of the Salina, 

 234. 

 Beds, 81. § 



structure of, 82. § 



of ore, 113. 

 Beech, 459, 514. 

 Behring Straits, in the Quater- 

 nary, 541. 



widening of, 756. 

 Beetles, 121, § 349, 441* 450. 



range of, in time, 388.* 

 Beinertia, 348. 

 Bela exarata, 551. 



harpularia, 551. 



robusta, 551. 



turricula, 551. 

 Belemnitella mucronata, 462,* 

 467, 469, 475, 476, 477. 



plena, 476. 

 Belemnite, osselet of, 432.* 

 Belemnites, 125, 429, 432,5 440. 

 441,462,475,484. 



acutus, 449. 



Brunswickensis, 476. 



clavatus, 440,* 449. 



densus, 431,432*433. 



dilatatus, 476. 



first of, 432. 



giganteus, 449. 



hastatus, 449. 



impressus, 467. 



irregularis, 449. 



minimus. 476. 



niger, 433. 



Pacificus, 432. 



paxillosus, 433, 440,* 452. 



pistilliformis, 440.* 

 Belgium, Carboniferous in, 345, 

 346. 



Cretaceous in, 470. 



disturbances in, 402. 



human remains in, 575. 



in Recent period, 562, 573. 



Quaternary in, 556. 



Subcarboniferous in, 306. 



Tertiary in, 512. 

 Belinurus areuatus, 350. 



reginae, 350. 



trilobitoides, 350. 

 Bellerophon, 20.3, 253, 278, 284, 

 303, 333. 429. 



acutus, 206. 



Bellerophon bilobatus, 201,* 

 203, 205,206, 228. 



carbonarius, 333,* 342. 



carinatus, 208, 250. 



dilatatus, 268. 



expansus, 247, 250. 



patulus, 274. 



rotundatus, 191.* 



Urii,342, 352. 

 Belodon, 428, 429. 



Carolinensis, 414,* 417. 



Leaii, 417- 



lepturus, 417. 



priscus, 414,* 417. 

 Belonostomus, 417, 475. 

 Belosepia sepioidea, 518. 

 Beluga leucas, 568. 



Vermontana, 568.* 

 Bern bridge beds, 513, 519. 

 Benches, 545, 555. 

 Bentham, on Welwitschia, 330. 

 Benton group, 456. 

 Benzoin, 497. 

 Bermuda Islands, 42. 

 Bernardston, Mass., Helderberg 



at, 237. 

 Beryl, 58. § 

 Beryx, 457, 464, 475, 508. 



insculptus. 467. 



Lewesiensis, 475, 476. 



superbus, 475. 

 Betula, 497. 



Beatriciana, 460. 

 Beyrichia, 240, 303. 



Americana, 342. 



Atlantica, 190. 



complicata, 208. 



symmetrica, 227,* 229. 

 Bible cosmogony, 767. 

 Biche-de-mar, 127-§ 

 Biflustra, 466. 

 Big Trees of California, 459. 

 Bilin, infusorial beds of, 513. 

 Billings, E., character of Silu- 

 rian life, 250. 



distribution of species, 193. 



Quebec group, 184, 190, 193. 



Stockbridge limestone, 185. 

 Biotite, 54. § 



Birds, 121,§ 332, 441, 485, 502, 

 595, 6ul, 613. 



Cretaceous, 466, 474. 



culmination of, 598. 



first, 403, 411, 43o, 485. 



having teeth, 466.,§ 516. 



Jurassic, 446. 



range of, in time, 589. 



Tertiary, 502, 516. 



Triassic, 414.§ 

 Birdseye limestone.75 § 163, 194. 

 Bischof, decomposition of wood, 



364. 

 Bison. 565, 567, 568, 076. 



latifrons, 567. 



priscus, 581. 

 Bituminous coal, 68,314,§ 315,§ 

 346. 



analyses of, 316. 



composition of, 361. 



shale, 66,§ 198. 

 Bivalves, 125. § 



Black Hills, Archaean in, 150, 

 390. 



Jurassic in, 431. 



Potsdam at, 168. 

 Black Mts., 390. 

 Black River limestone, 163, 194, 

 261 



shale, 266, 267, 304, 378, 379. 



Black-lead, 59.§ 



Black-snake, 516. 



Blake, J., life in hot springs, 



611. 

 Blake, W. P., California Ter- 

 tiary, 495. 



sand-scratches, 632. 

 Blaney, J. V. Z., analyses of 



coal, 316. 

 Blastoidocrinus carchariaedens 



190. 

 Blastids, 129,§ 259, 297. 



first of, in Europe, 284. 



range of, in time, 386. 

 Blatta, 342. 

 Blattina primseva, 350,* 351. 



venusta, 335,* 342. 

 Blende, 59, § 197, 222, 734- 

 Blind life in caves, 611. 

 Block coal, 315. 

 Blood-rains, 632 § 634. 

 Blue limestone, 377. 

 Blue Ridge, 390, 750. 

 Bluff formation, 547. 



gravel, 547. 



lignite, 493. 



loam, 547. 

 Boar, 564, 571, 577. 

 Boavus agilis, 510. 



brevis, 510. 



occidentals, 510. 

 Bog ore, 694. 

 Bogs, bursting of, 650. 

 Bohemia, Archaean in, 151. 



Carboniferous in, 309, 346. 



Cretaceous in, 470. 



disturbances in, 290, 402. 



Primordial in, 179. 



Silurian in, 162, 207, 245, 249. 



Silurian fossils of, 249. 

 Bojie gneiss, 151. 

 Bolivian plateau, 21. 

 Bombs, volcanic, 709.§ 

 Bonassus, 564. 

 Bone-beds, Triassic, 412, 424. 



tipper Silurian, 244. 

 Bone caves, 563, 564, 567. 



implements, 573, 574. 

 Bones, 613. 



analyses of, 60. 

 Boracite, 76. § 

 Borax, 630, 7*22. 

 Bore, 660 § 



Boring animals, 608, 671. 

 Bornholrn group, 164. 

 Bornia, 348. 



radiata, 283. 

 Bos, 520. 



Americanus, 582. 



primigenius, 564, 582. 



priscus, 565. 



Urus, 582. 

 Bosco's Den, 577. 

 Bothriolppis Taylori, 280,* 281. 

 Botrychium, 271. 

 Bottom-lands, 638 

 Bottosaurus Harlani, 467. 

 Bouchardia, 171, 174. 

 Bovine family , range of, in time, 



589.* 

 Bovey Tracev beds, 513. 

 Bowlders. 317, 356, 370, 527, 529, 

 533. 535, 684, 758. 



in coal, 317. 



See Drift. 

 Bowlder-clay, 527. § 

 Brachiate Mollusks. 124,5 126. § 

 Brachiopods, 126,§* 169,§* 332, 

 382, 482. 597. 



