II52 



INDEX 



Ames limestone, 1132 



Amfila Bay, 355 



Amherstburg, 422 



Ammonites, 945, 978 



, minerals in chambers of, 1085 



, naming of, 913 



, wide distribution of shells of, 1022 



Ammonoidea, 945 



Ammonoids, range of, 945, 946 



Amu-darja (Amudaria), see Oxus 



Amundsen, R., cited, zzj 



Amygdaloidal structure, 2^^ 



Amygdules, 313 



Anam, 242 



Anamorphism, zone of, 747 



Andaman Islands, 109 



Andaman Sea, 109, 393 



Anderdon fauna, 1126 



Anderdon limestone, 52, 422 



Anderdon, Ontario, 423 



Anderson, J. G., cited, 543, 578 



Anderson, T., cited, 878 



Anderson, W. S., cited, 380 



Andersson, G., cited, 85 



Andersson, J. G., cited, 92 



Andes, earthquake fissures in, 883 



, rainfall on, 67 



, snow-line of, 322 



Andesites, depth of formation of, 15 



Andree, K., cited, 367, 380, 644, 673, 682, 

 685, 748, 773, 1069 



Andresen C. C., cited, 22},, 265 



Andrussow, N., cited, 338, 351, 354, 380, 

 443, 444, 462, 609, 637, 666, 685 



, quoted, 354 



Anegada Straits, 108 



Anemoclasts, 285 



Angara River, 116 



Anglesey, craterlets of, 885 



, sandstone pipes of, 884 



Anhydrite, changed to gypsum, 537 



Animikie, 385 



, Archsocyathidae of, 417 



Anschiitz quarry, 420 



Antarctic block, 9 



Antarctic glacial clay, salt content of, 367 



Antarctic Ocean, manganese concretions in, 



. 718 



Antedon, development of, 1032 



Anthracite coal, 510, 511 



Anthracolithic period, 511 



Anticosti, 418 



-, peat beds of, 508, 509, 514 



Anticyclones, 46 



Antigua Salines, onyx marble of, 344 



Antilles, decapods in mountains of, 1027 



Antilles, Lesser, 233 



, pteropod ooze outside of, 456 



Apennines, mud volcanoes in, 872 



Aphotic region, 982, 983 



Apo, 771 



Apocrenic acid, 173 



Apophyses, 304 



Appalachian region, basal Cambric sand- 

 stones in, 729 



, overlap of marine strata in, 732 



Appalachians, disconformities in, 823 



, folding of, 903 



, foreshortening of, 903 



, revived topography of, 845; 



, source of Pottsville conglomerate in, 



742 



, spring line in, 261 



Aptien, 730, 850 



, overlapping of, 850 



Aptychus beds, age of, 459 



, origin of, 677 



Aquileja, 153 



Aquitanien, 454 



Arabia, dune area of, 562 



Arabian Gulf, temperature in, 187 



Arabian Sea, 240 



— — , miliolitic limestone of, 574 



, oolite dunes of, 472 



• — — , temperature of, 187, 190 



Arago, cited, 72 



Aragon, Planorbis of, 1086 



Aragon, woods replaced by sulphur at, 1081 



Aragonite, oolites of, 473 



, oolites changed to, 469 



—, recrystallization of, 755 



Aral Sea, composition of, 157 



, dunes of, 561 



, salinity of, 155 



Arbuckle Mountains, Saint Peter standstone 



in, 739 

 Area, in Bermudaite, 573 

 Arctic climatic period, 506 

 Arctic Ocean, Lithothamnion in, 470 



, mean temperature of, 193 



Arenaceous texture, 285 



Arenig, 315 



Arenytes, 285 



Argentina, 367 



Argentine basin, 105 



Argon, 25 



Arizona, onyx marble of, 343 



, pre-Cambric "reefs" of, 418 



Arizona desert, earthquake fissure in, 884 

 Arkansas, caverns of, 346 



, hot springs of, 201 



, overlap of marine strata in, 732 



Arkansas River, 245 



Arkose, 33 



Arldt, T., cited, 1148 



Armenia, alkaline lakes of, 361 



Armorican Mountains, 71, 373, 375 



, elevations of, 374 



Arrhenius, S., cited, 22, 29, 92, 757, 758, 



Arsis, climatic, 82, 83 

 Artemia, excrements of, 1093 

 Arundel formation, 632 

 Ascutney Mountain, 302 

 Ascension Island, 105, 215 



, oolites of, 336 



, pteropod ooze near, 456 



Aseptata, 943 



Ashkabad, unbedded eolian deposits at, 554 



, well-boring near, 592 



Ashokan formation, origin of, 635 



Asia, connection with America by Behring 



Sea, 1 06 1 

 Asia Minor, 240, 334 

 Askja, eruption of, 866 



Aspen, dolomitization of limestone at, 761 

 Astogeny, defined, 973 

 Astrakhan, rainfall at, 65 

 Astrakhan desert, salt lakes of, 357, 358 

 Atacama desert, 32, 364, 365 



, dunes in, 563 



• — — ■, natural mummies in, 1077 



, soda niter deposits in, 364 



Atlantic climatic period, 506 



Atlantic Ocean, manganese concretions in, 



718 



, mean temperature of, 193 



, surface temperature of, 182 



, temperatures in, 185, 187 



Atlantosaurus beds, see Como beds 

 Atmobios, 991, 992 

 Atmo-biotic realm, 982 

 Atmoliths, 279 

 Atmology, 20 



Atmometamorphism, 749, 767 

 Atmoseisma, 881 



