GENERAL INDEX. 



Abberlef Hills, 778. 

 Acrosaurus, 553. 

 Actinia, 621. 

 Actinocrinus, 653. 

 Aerolites, 56, 472. 

 sEshna Liassina, 527. 

 Agassiz, M., on fossil fishes of the 

 Chalk, 356. 



fishes of the Trias, 565. 



glaciers, 73. 



Age of reptiles, 581. 



Aix, geology of, 260. 



Alleghany Mountains, 691. 



Alum Bay, 238, 241. 



Amber, 242, 704. 



Amblypterus, 740. 



Amblyrhyncus, 484. 



Amphitherium, 511. 



Analogy not Identity, 603. 



Ancient. World, 892. 



Andes, volcanic mountains of, 835. 



• tertiary strata of, 282, 2S8. 



Anglesea, Isle of, 865. 



Animal membranes in Chalk, 323. 



■ fossil coral, 645. 



- organization, 592, 595. 



Animalculites in Chalk, 321. 



fossil soft parts of, 323. 



Anoplotherium, 256. 

 Anthozoa, 612. 

 Anthracite, 706. 

 Anthracotherium, 257. 

 Apiocrinus, 653. 

 Appalachian Mountains, 691. 

 Apteryx of New Zealand, 12S. 

 Araucaria, fossil, 381. 

 Arctic volcanoes, 838. 

 Arran, Isle of, 858. 

 Artesian wells, 235. 

 Artificial petrifactions, 709. 



rubies, 866. 



Asaphus, 790. 

 Ascension, Isle of, 91. 

 Aster ophijllites, 715, 717. 

 Astrcea, 623. 



ananas, 641. 



Tisburiensis, 641. 



Atmospheric condition of the Coal epoch, 



728. 

 Atoll, or Coral Island, 631. 

 Augite, 816. 



Auriferous alluvia of Russia, 869. 

 Aust Cliff, 536. 

 Australia, fauna and flora of, 714, 893, 



895. 



Auvergne, geology of, 2C7. 

 Aylesbury, Vale of, 492. 

 Aymestry limestone, 768. 



B. 



Babbage, Mr., on fossil trees, 697. 

 Temple of Puzzuoli, 



110. 

 Bagshot Sand, 230. 

 Bain, Mr., on fossil reptiles, 552. 

 Bake well, Mr., Introduction to Geology 



by, 540. 

 on carboniferous strata, 



663. 



the oolite of Savoy,519. 

 the moon, 457. 

 removal of detritus, 



688. 



Bala limestone, 796. 



Bardon Hill, 863. 



Barrow Hill, trap dike of, 686. 



Barrow on Soar, 573. 



Barrier-reefs, 631. 



Basalt, nature of, 848. 



columnar, 850. 



in contact with chalk, 855. 



Batrachians, fossil, 550, 580. 



Bay of Baiae, 108. 



Fundy, coal of, 674. 



Naples, 111, 550. 



Bead-conglomerate, 83. 



Bears, fossil, of the caverns, 177. 



Beaumont, M. Elie De, on mountain 

 chains, 876. 



Beaver, fossil skull of, 154, 924. 



Beche, Sir H. De la, on Dartmoor gra- 

 nite, 862. 



Ironstone no- 



dules, 738. 



canoes, 779. 



- sub-aerial vol- 



- theoretical Geo- 



logy, 842. 

 Becquerel, M., experiments of, 866. 



on veins, 868. 



Belemnites, 336. 

 Belemnoteuthis, 502. 

 Bellerophon, 736. 

 Ben Nevis, structure of, 8S0. 

 Bermuda limestone, 84. 

 Beryx of the Chalk, 346. 

 Big-bone Lick, 157. 

 Binney, Mr., on StigmaricB, 721. 

 Birds, fossil remains of, 253, 440. 

 Bischof, M., on primary rocks, 844. 

 Bishop of London, quoted, 29. 

 Oxford, Sermon of, 901. 



