INDEX. 



615 



Rock terraces, i, 140, 204 



Rock waste, i, 12 



Rockcastle conglomerate lentil, 



ii, 560 

 Rockford limestone, iii, 556 

 Rocks, alferric, i, 454 



alkalicalcic, i, 458 



alkalimirlic, i, 458 



alterations of, i, 426 



aqueous, i, 467 



arenaceous, i, 468 



autoclastic, i, 444 



calcimiric, i, 458 



" chimney," i, 350 



chloritic, i, 431 



classification and nomencla- 

 ture, i, 449 



clastic, i, 468 



crystalline, i, 16 



determination of age, i, 15 



disruption by hydration, i, in 



docalcic, i, 458 



dofemic, i, 454 



doferrous, i, 459 



dohemic, i, 457 



dolenic, i, 456 



domagnesic, i, 459 



domalkalic, i, 458 



domilic, i, 457 



domiric, i, 458 



domirlic, i, 458 



domitic, i, 457 



dopolic, i, 456 



dopotassic, i, 458 



dopyric, i, 457 



doquaric, i, 456 



dosalic, i, 454 



dosodic, i, 458 



dotilic, i, 457 



eolian, i, 469 



femic, i, 454 



glassy, i, 406 



holocrystalline, i, 412 



hypogene, i, 470 



igneous, i, 16, 393, 498 



leading elements of, i, 396 



lendofelic, i, 456 



lenfelic, i, 456 



magnesiferrous, i, 459 



meta-igneous, i, 471 



metamorphic, i, 16 



mirlic, i, 458 



mi tic, i, 456 



organic, i, 646 



origin and descent of, i, 393- 

 485 



peralkalic, i, 458 



percalcic, i, 458, 459 



perfelic, i, 456 



perfemic, i, 454 



perferrous, i, 459 



perhemic, i, 457 



perlenic, i, 456 



permagnesic, i, 459 



permerlic, i, 458 



permiric, i, 458 



permitic, i, 457 



perolic, i, 457 



perpolic, i, 456 



perpotassic, i, 458 



Rocks, perpyric, i, 457 



perquaric, i, 456 



persalic, i, 454 



persodic, i, 458 



pertilic, i, 457 



phanerocrystalline, i, 412 



plutonic, i, 472 



polic, i, 456 



polmitic, i, 457 



porphyritic, i, 411 



precipitate, i, 427 



" pulpit," i, 350 



pyroclastic, i, 404, 406, 472 



quardofelic, i, 456 



quarfelic, i, 456 



salfemic, i, 454 



salic, i, 454 



secondary, i, 420 



sedimentary, i, 422, 486 



sodipotassic, i, 458 



solution of, i, 427 



specific heat of, i, 552 



stratified, i, 14 



talcose, i, 431 



tilhemic, i, 457 

 Rockwood formation, iii, 548, 



55i 

 Rodentia, iii, 229 



Eocene, iii, 238 



Miocene, iii, 284 



Pliocene, iii, 322, 323 

 Rogers, A. W., cited, ii, 635 

 Rogersville shale, iii, 550 

 Rome formation, iii, 550 

 Rominger, C, cited, ii, 280 

 Romney shale, iii, 548 

 Rondout waterlime, ii, 370 

 Roots, wedgework of, i, 112, 13T, 



150 

 Roslyn formation, iii, 210, 211, 



578 

 Rotalia, iii, 294 



Rotary motion, origin of, ii, 56 

 Rotation of earth, change in 

 rate of, i, 575 



effect on stream erosion, i, 194 

 Rotation and vulcanism, i, 604 

 Roth, J., cited, i, 108 

 Rothliegende, ii, 626 

 Rotten limestone, iii, 141 

 Rove slate, ii, 190 

 Rowe schist, iii, 546 

 Rubens, cited, ii, 631 ; (and 



Ashkinass), iii, 444 

 Ruby formation, iii, 156, 157, 



57o 

 Rudistae, iii, 134 

 Ruminants, Miocene, iii, 285 

 Running water (see Streams) 

 Run-off, i, 59 



Russell, I. C, cited, i, 108, 118, 

 151, 172, 194, 203, 232, 256, 

 283,388,392,636; iii, 2, 9, 

 14. 3ii. 362, 370, 411, 463, 

 464, 465, 467, 477, 478, 479 J 

 (and Johnson), 462 

 Russia, Cretaceous, Lower, iii, 

 129 



Cretaceous, Upper, iii, 168 



Devonian of? ii, 447 



Russia, Jurassic of, iii, 71 



Mississippian of, ii, 512 



Oligocene of, iii, 249 



Ordovician of, ii, 339 



Pennsylvanian of, ii, 587 



Permian of, ii, 628 



Proterozoic of, ii, 215 



Triassic of, iii, 34 

 Rutile, i, 466 



Saber-toothed tiger, Pliocene iii, 

 323 



Pleistocene, iii, 498 

 Saccharoidal sandstone, iii, 561 

 Safford, J. M., cited, iii, 141, 301 



411 

 Saginaw series, iii, 553 

 St. Anthony Falls, i, 136 



age of, iii, 415 

 St. Clair shales, iii, 553, 560 

 St. Croix sandstone, ii, 219; iii. 



559 

 St. Genevieve series, ii, 500 



limestone, ii, 561 

 St. John, O. H., cited, ii, 534 

 St. Lawrence embayment, ii, 450, 



468 

 St. Louis fauna, ii, 529 



formation, ii, 500, 502, 561; 

 iii, 552, 558 

 St. Peters sandstone, ii, 313, 



320; iii, 557, 559 

 Saint Vincent, i, 605 

 Salamanders, Cretaceous, iii, 79 

 Salenia tumidula, iii, 189 

 Salfemane, i, 455 

 Salfemic rocks, i, 454 

 Saliciphyllum, iii, 133 

 Salina beds, ii, 370 



epoch, aridity of, ii, 388 

 Saline lakes (see Salt lakes) 



springs, i, 235 

 Salisbury, R. D., cited, i, 203, 

 256; iii, 148, 334, 361, 368, 

 370, 371, 384. 403, 475. 5i6; 

 (and Call), iii, 302; (and 

 Chamberlin), iii, 344, 411 

 Salt, Mississippian, ii, 500 



occurrence of, ii, 517, 518 



Permian, ii, 628 



Pliocene, iii, 318 



Salina series, ii, 387 



Siberia, ii, 342 



Trias, iii, 25, 29, 34, 35 

 Salt lakes, i, 391 



composition of, i, 372 



deposits in, i, 388 

 Salter, J. W., cited, ii, 280 

 Salts, deposition of, i, 375-378 



in Great Salt Lake, iii, 458 



in sea-water, i, 324-326 



of Stassfurt, ii, 630 

 Salt-wells formation, iii, 313 

 Saluda beds, iii, 555 

 Samotherium, iii, 323 

 San Diego formation, iii, 310 

 San Juan formation, iii, 209, 572 

 San Luis formation, iii, 68, 264, 



577 

 San Miguel formation, iii, 69, 207 



