1068 



INDEX. 



Morven, SG7 



Mosasaurids, Cretaceous, 870 ; Cre- 

 taceous (Lower), 864 (first) ; Cre- 

 taceous (Upper), 826, 845, 847, 

 848 (number in Kansas), 848*, 

 849* 



Mosasaurs, Cretaceous, 816, 826, 

 867, 870 



Mosasaurus, 848 ; Camperi, 864*, 

 866; Dekayi, 848; major, 848; 

 princeps, 848, 849* 



Moschus, 927 



Moscow shale, 593 



Moss-animals, 427§ 



Mosses, 53, 153, 154, 434, 436§, 677 ; 

 ash, 74, 75 



Mother liquor, 120§ 



Moths, 419 



Mount Desert, 218, 219*, 444 



Mountain, 24§ ; chain, 24§, 389§, 

 390 



Mountain chains, composite charac- 

 ter of, 28* ; mostly on the borders 

 of continents, 392 



— limestone, 681, 632, 634, 695 



— mass, 26. 27 



— range, 24§, 3S9§, 390 ; relations of, 

 to denudation, 387-388 



— slopes, 26, 27 ; angle of, 27, 

 28 



— system, 24§, 389§, 890 

 Mountain-making, 845 



— , ArchiEan, 451-452 ; at close of 

 Eopaleozoic, 526 ; post-Paleozoic, 

 ■ 853, 729 ; post-Triassic, 857, 798 ; 

 post-Jurassic, 809 ; post-Meso- 

 zoic, 359, 874 ; Tertiary, 367, 869, 

 982, 940 



Mountains of circumdenudation, 

 345§ ; of igneous accumulation, 

 345g ; of subterranean igneous 

 accumulation, 345§ 



Mouse, 53, 797 



Muck. 154§ 



Mud, 76§. See also Earth (soil) 



Mud-cracks, 94*§. 95, 140, 223, 260, 

 827, 334, 464, 554, 608, 605, 742, 

 745 



— lumps, 197§, 198 



— volcauoes, 805 



Muir Glacier, 238, 244, 251 



— Inlet, 288 

 Mull, 867, 988 

 Mullet family, 848 



Multiplicate species and structure, 

 421 §, 488, 489; in Cambrian 

 486; in Paleozoic, 720, 723, 725; 

 in Jura-Trias, 795-796 ; in Creta- 

 ceous, 870 ; in Tertiary, 912 



Multituberculates, 917 



Murchisonia angulata, 567 ; Anna, 

 500 ; articulata. 567 ; bellicincta, 

 500, 507*, 514, 520 ; bivittata, 551 ; 

 corallii, 567 ; extenuata, 558 ; 

 gracilis. 514, 520 ; maorospira, 

 551 ; major, 515 ; Milleri, 507*, 

 514. 516 ; minima, 690 ; minuta, 

 558 ; tricarinata, 514 ; turbinata, 

 601 



Murchlsonian, 535 (Upper Silurian 

 synonymy) 



Murchisonite, 321 



Murex Alabamiensis, 915 ; simplex, 

 916 



Muriatic acid, 68 



Muschelkalk, 411, 769, 770, 771 



Muscovite, 65§, 83, 818, 321 ; gneiss, 

 88 ; granite, 82 



Muscovite-and-biotite granites, 82 



Muscovite-biotite gneiss, 83 



Muscovy glass, 65 



Musophyllum complicatum, 889 



Mussel, 423 



Mustakh Range, 240 



Mustela, 927 



Mya. 425§ ; arenaria, 917, 9a3, 984 ; 

 truncata, 917, 988, 984, 995 



Myacites, 757, 760 ; Liassinus, 791 ; 

 subcompressa, 760 



Myalina angulata, 647 ; concentrica, 

 647 ; Halli, 685 ; perattenuata, 

 685*, 690; Permiana, 685; recta, 

 685 ; recurvirostris, 690 ; squa- 

 mosa, 707 



Mylacris, 691 



Myliobatis, 643 ; Edwardsi, 926 



Mylodon, 1000, 1001 ; Harlani, 1000, 

 1001 



Myocaris lutsaria, 521 



Myophoria, 756, 759; alta, 757; 

 costata, 778 ; Goldfussi, 774 ; 

 lineata, 760, 770, 771* ; orbicularis, 

 773 ; vulgaris, 773, 774 



Mj'riapods, 418, 419§ ; derivation of, 

 728-724; Upper Silurian, 574; 

 Devonian, 575, 625, 721 ; Paleo- 

 zoic, 721 ; Carboniferous, 657, 

 674 ; Tertiary, 922 



Myrica, 881 



Myrmecobius, 755§ ; fasciatus, 755* 



Myrslne, 837 ; borealis, 888* 



Myrtacese, 922 



Myrtle, 859, 921 



Mysops, 918 



Mystriosaurs, 787 



Mystriosaurus Tiedemanni, 786* 



Mytilarca, 562, 621 



Mytiloconcha incurva, 917 



Mytilus, 129, 525, 916; Carteroni, 

 867 ; edulis, 984 ; Shawneensis, 

 690 ; simplex, 867 



Naedoceras, 591 



Naiadites carbonarius, 690 



Naked MoUusks, 424 



Namur dolomite, 696 



Nanafalia beds, 888 



Nanaimo beds, 831 



Nanawale, 285 



Nanomeryx, 918 



Nanosaurus agilis, 765* ; Rex, 765 



Nantucket, 48, 210, 944 (Glacial), 



983, 1022 

 Naphtha. See Petroleum 

 Naples, earthquake of 1857, 375 

 Naples groop, 608, 605, 614, 620 

 Napoleon group, 688 

 Narragansett Bay, 444, 536, 638, 



949 

 Nashville group, 489, 494 

 Nasopus caudatus, 684* 

 Nassa, 916; Dalli, 916; scalata, 



916 

 Natica, 707, 780, 916, 922 ; abyssina. 



854 ; clausa. 983, 984, 995 ; Missis- 

 sippiensis, 916; pedernalis, 836; 

 jjcrmunda, 916; recurva, 916 



Naticclla costata, 773 



Naticina, 916 



Naticopsis, 690 



Natrolite, 68 



Nauplius, 420§, 721 



Nautiloids, 676*, 690, 727 ; culmina- 

 tion in Carboniferous, 675 



Nautilus, 59, 424§, 425*, 501, 614, 

 685, 700, 707, 727, 774, 843, 861, 

 869, 922 ; bidorsatus, 773 ; bucci- 

 num, 602 ; centralis, 925 ; Dani- 

 cus, 866 ; Dekayi, 842*, 854, 855 ; 

 divisus, 691 ; eccentricus, 685 ; 

 elegans, 837, 855 ; ferox, 501 ; 

 Forbesanus, 690; imperialis, 925 ; 

 Jurensis, 790; Konincki, 700*; 

 Liardensis, 758 ; Nordenskiiildi, 

 792 ; Permianus, 685 ; pomponius, 

 501 ; semistriatus, 791 ; Sibylloe, 

 758 ; spectabilis, 642 



Navarro beds, 824 



Navesink group, 821 



Navicula, 894* ; amphioxys, 168, 

 164* ; bacillum, 168, 164* ; serians, 

 164*, 165; semen, 164*, 165 



Navigators Islands. See Samoan 



Neaera, 916 



Nebraska, 23 (height) ; Carbonifer- 

 ous in, 674, 690, 691 ; Permian, 

 660; Cretaceous, 826; Tertiary, 

 882, 893, 919, 933, 935 (elevation) 



Nebraska lacustrine beds, 919, 933 



Necrogammarus Salvveyi, 565 



Necrolemur, 926 



Negaunee, 446 



Neithea grandicostata, 887; Mor- 

 toni, 867 ; quinquecostata, 854, 

 855 



Nelumbium tenuifolium, 889 



Nelson River, 947 



Nematophyton, 564. 582, 590; Lo- 

 gani, 582* 



Nemodon Vancouverensis, 887 



Neobolus beds, 488 



Neocene, 880§, 883 



Neocomian epoch, 815, 881, 857 



Neodevonian, 576§ 



Neogene, 880§ 



Neolithic period, 1013 



Neomylacris, 691 



Neopaleozoio time, 460, 535 



Neoplagiaulax, 917, 925 



Neozoic, b80§ 



Nepheline-basalt, S8§ ; doleryte, 87§ 



Nephelinyte, 87§ 



Nephelite, 65g ; rocks, 81, 84, 85 ; ar- 

 tificial formation of, 274 ; changes 

 of, 320 ; in Archaean rocks, 449, 

 453 



Nephriticeras, 602 ; maximum, 599 



Nephroma arcticum, 946 



Neptunea constricta, 915 ; entero- 

 gramma, 916 ; Matthewsensis, 915 



Nerinea, 781, 820, 884, 861; acus, 

 836; Austinensis, 836; bisulcata, 

 861*, 866, 867; cultrispira, 836; 

 Defrancii, 790 ; depressa, 791 ; 

 dispar, 837 ; Favrei, 865 ; gigan- 

 tea, 865 ; Goodhallii, 780* ; Meri- 



