820 



INDEX. 



Rabbit, 564, 568. 

 Raccoon, 566. 

 Radaboj beds, 513. 

 Radiates, 117,§* 127.§ 



range of, in time, 140.* 

 Radiolepis speciosus, 417. 

 Radiolites, 460, 462. 



Austinensis, 467. 



Bournoni, 472,* 475. 



lamellosus, 467. 



Mortoni, 472. 

 Raft of the Red River, 649. 

 Rain, causes influencing the 



amount of, 44. 

 Rain-prints, 84,§* 420. 

 Rammelsberg, on doleryte, 78. 



Permian bowlders, 370. 

 Ramsay, coal of England, 346. 

 Raniceps Lyellii, 340,* 343. 

 Raphiosaurus, 475. 

 Raphistoma, 189, 203. 



lenticularis, 247. 

 Rat, 564, 577. 

 Rauchwacke, 369. 

 Rauhkalk, 369. 

 Rauracian group, 435. 

 Reading beds, 512. 

 Recent period, 556, 574. 

 Receptaculites, 190. 



Calciferus, 189. 



globularis, 202. 



Oweni, 202. 



Neptuni, 209, 249. 

 Receptaculite limestone, 196, 



378. 

 Red Bluff beds, 494. 

 Red Crag, 513, 519. 

 Red River, raft of, 649. 

 Red Sandrock, 167. 

 Red Sea. current through, 756. 



volcanoes along, 704. 

 Redwood, 459, 582. 

 Reef, 114.§ See Coral. 

 Regelation, 6S2.§ 

 Regions of independent prog- 

 ress, 145. 

 Regnault, analyses of coals, 316. 

 Regnosaurus, 450. 

 Reindeer, 562, 564, 568, 571, 



572, 573, 577. 

 Reindeer era, 556, 571, 572, 574, 



577. 

 Reliefs of continents, 23.§ 

 Remopleurides, 190. 



range of, in time, 387.* 

 Rensselaeria, 170, § 243, § 252. 



ovoides, 242,* 243. 



range of, in time, 387.* 

 Rensselaeryte, 72, § 152, 156. § 

 Representative species, 599, 600. 

 Reptilian Age, 403. 



Age, contrast, of, with the 

 present, in life, 485. 



Fishes, 382. 



footprints, 302,* 341, 373, 

 412,* 427.* 

 Reptiles, 121,§ 464, 484, 489, 

 592, 598, 601. 



Age of, 139. 



Carboniferous, 341, 351, 353, 

 382. 



Carboniferous, of Nova Scotia, 

 341. 



characteristic of the Jurassic, 

 451. 



classification of, 336. § 



Cretaceous, 464, 474. 



culmination of, 484, 485, 594. 



first of, 332, 341. 



Reptiles, Jurassic, 443. 



range of, in time, 140, 388* 

 589. 



rank of earliest, 301, 382. 



Subcarboniferous, 301. 



Tertiary, 502, 516. 



Triassic, 412, 427. 

 Resins, 69. § 

 Retepora, 127,§ 203. 



Hisingeri, 207. 



incepta, 196.* 

 Retinyte, 77. § 

 Retzia, 171. 



radians, 350. 



Verneuilana, 300,* 303. 

 Rhabdocarpus, 331, 349. 

 Rhabdopelix longispinis, 417. 

 Rhacophyllum,348. 

 Rhacopteris, 348. 

 Rhaetic beds, 424, 425. 

 Rhamnus, 497. 

 Rhamphorhyncus Bucklandi, 



449. 

 Rhine, Quaternary along, 556. 

 Rhinoceros, 423,§"495, 503, 506, 

 511, 519, 520, 564. 572, 576, 

 577. 



annectens, 511. 



crassus, 508, 511. 



Etruscus, 571. 



family, 507. 



hemitoechus, 565, 571. 



incisivus, 519. 



matutinus, 511. 



megarhinus, 571. 



Nebrascensis, 506.* 



occidentalis, 507. 



Oregonensis, 511. 



Pacificus, 511. 



preserved in ice, 565. 



Schleiermacheri, 519. 



tichorinus, 564, 565, 571, 577. 

 Rhizocrinus Lofotensis, 611. 

 Rhizodus, 343. 

 Rhizomopteris, 348. 

 Rhizopods, 60, 131. §* 307, 460, 

 471, 477, 499, 595,615,671. 



Archaean, 158. 



Calciferous, 189. 



Cretaceous, 460, 471,* 474. 



first of, 302. 



growth of, 615. 



Jurassic, 437. 



of bottom of ocean, 477, 615. 



Primordial, 177. 



Silurian, 208. 



Subcarboniferous, 302. 



Tertiary, 493, 515. 

 Rhode Island, Archasan in, 

 150. 



Carboniferous in. 291, 319. 



Quaternary in. 529. 

 Rhododendron, 609. 

 Rhone, sediment of, 648. 

 Rhus. 497, 515. 



bella, 498. 

 Rhyncholites, 125,§ 449. § 

 Rhynchonella, 171, § 174, 190, 

 200, 228, 252, 284, 385, 448, 

 474. 



family, 170§* 



acuta, 448. 



aneustifrons, 247. 



bidentata, 248. 



bisulcata, 200* 203. 



capax, 200,* 203, 205, 232. 



cornigera, 429. 



cuneata, 226,* 229, 248. 



depressa, 475. 



Rynchonella Gibbsiana, 475. 



gnathophora, 433. 



lamellata, 230. 



last of, 437. 



latissima, 476. 



neglecta, 247. 



nitida, 248. 



nobilis, 240. 



nucula, 247. 



oblata, 243. 



pentagona, 247. 



plena, 191.* 



plicatella, 248. 



psittacea, 519, 551. 



range of, in time, 386.* 



semiplicata, 240. 



spinosa, 449. 



Stricklandii, 250. 



sublepida, 249. 



ventricosa, 239 * 240. 



venustula, 261. 



Wilsoni, 247, 248, 250. 



Whitney i, 467. 

 Rhynchonellae common in the 



Tertiary, 515. 

 Rhynchosaur, 414, 428. 

 Rhynchospira, 171. 



aprinis, 248. 

 Rhyolyte, 77. § 



Richmond infusorial bed, 495, 

 496* 



Triassic area, 405 

 Rill-marks, 84, §* 222, 672. 

 Rimella, 508. 

 Rimula, 482. 

 Ripley group, 456. 

 Ripple-marks, 84,§* 168, 222, 

 672. 



in Hamilton beds, 267. 



in Medina, 222. 



in Portage and Chemung 

 groups, 276. 



in Potsdam beds, 168. 



in Subcarboniferous, 302. 

 Rissoa Chastelii, 519. 

 Ritthausen, analysis of Lyco- 



podash, 365,366. 

 River-border formations, 544. 

 River-channel, 638. § 

 River-flats, 558. 

 River-systems, 22. 



completed, 587. 

 Rivers, erosion by, 637. 



formation and flow of, 635. 



increase of, in the Post-ter- 

 tiary, 587. 



of the Cretaceous. 479.* 



of the Paleozoic, 390. 



of the Quaternary, 545, 552. 



of the Tertiary, 521* 



small in Devonian, 287. 

 Riviere on Mentone skeleton, 



575. 

 Robinia, 515. 



Roches moutonnees, 531, § 684* 

 Rochester, N. Y., section at, 

 | 79* 

 , Rochleder, analysis of coprolite, 



61. 

 Rock City, 311. 

 Rock-masses, structure, etc., 79 



transportation of, 607. 

 Rocks, characteristics of, 63. § 



constituents of, 47,§ 728. 



durability of, 645, 664. 



expansion of, 700. 



kinds of, 62. § 



of coral reefs, 620. 



structure of, 82. § 



