ILLUSTRATIONS. 



Page 



Crich-hilL Derbyshire, . .628 



Section of the Jura Mountains, . . .630 



Association of Stratified and Unstratified Rocks, 631633 

 Interior of a Silver Mine, . .634 



Classification of Rocks, ... 638 



Catenipora cscharoides, . 640 



Sphsenopteris Hseninghausi, . 640 



Encriuites moniliformis, .... 640 



Ammonite Catena, . . . 640 



Turrilites costatus, and Mocesamus concentricus, . 641 

 Skeleton of the Anoplotherium, . . . 641 



Skeleton of the Megatherium, .... 41 



Lurly on the Rhine, .... 613 



Granite, ...... 644 



Ben Lomond, from the Lake, ... 646 



Aiguille de Dru, 647 



Disintegrated Granite, .... 648 



Granite Veins, .... 649650 



Serpentine, ..... 661 



Positions of Trap, ..... 652 



Basalts 653654 



Grotte des Fromages, ..... 653 



Porphyry, ...... 655 



Needle Rocks, Isle of Wight, . . . 656 



Initial Letter, ..... 657 



Gneiss System, ...... 658 



Mica-schist System, .... 659 



Mount Taygetus, from the Plains of Sparta, . 660 



Skiddaw Mountains, .... 6G3 



Fossils from Snowdon, .... 665 



Nereites Cambrensis, .... 666 



Initial Letter The Bone Well, Ludlow, . . 667 



Hills near Brecon, ..... 667 



Silurian System of Rocks, . . . .669 



Vale of the Towy, ..... 671 



Trilobites, ...... 671 



Eye of the Trilobite, .... 672 



The Stiper Stones, . . . . .673 



Terebratulse, ..... 674 



Old Lincoln Quarry, near Iron Bridge, . . 675 



Euomphala, ..... 675 



Wenlock Limestone, ..... 676 



Ludlow Corals, ..... 678 



Wenlock Corals, . . . . .678 



Remains of Fishes, ..... 679 



Palmer's Cairns, Ludlow, .... 680 



Initial Letter Trap Dyke, BrockhilL Worcester, 681 



Old Red Sandstone, near Bristol Channel, . . 632 



Vegetable Remains in Old Red Sandstone, . 684 



Scales of Fossil Fishes, . . .685 



Tails of the Shark, Trout, and Wrasse, . . 686 



Scales on head of Cephalaspis, . . . 687 



Coccosteus cuspidatus, .... 687 



Pterichthys, .... 688 



Initial Letter Carboniferous System, . . 690 



Mountain Limestone, ..... G91 



Section of the Crich-hill, .... 692 



Encrinal Limestone, ..... C93 



Orthoceras lateralis, and Bellerophon costatus, . C93 



Teeth of the Hybodants and Megalichthys, . . <".)4 



Projection of Millstone Grit, ... 695 



Section of the Bristol Coal-field, . . .698 



Fault in Coal-field, ..... C98 



Imaginary section before disturbance, . . 699 



Section after disturbance, .... 699 



Seam dipping, .... 700 



Turnpike Stair in Coal-mine, ... 700 

 Tropical Fern, . . . . . .703 



Annularia brevifolia, and Sphenophylluni dentatum, 703 

 Sigillariae, . . . . . .704 



Section of a Coal-mine near Etienne, . . 704 



Fossil Trees on the Bolton and Manchester Railway, 705 

 Stigmaria and Lepidodendron, . . . 705 



Calamites, . 706 



Tree in Craigleith Quarry, .... 



Initial Letter Caverns under Nottingham Castle, . 

 Conifera and Cycarlea, . . 



Nottingham Castle, . . . . 



Labrinthodon pachygnatus, 



Foot-print and Rain-drops, .... 



Tracks of the Chirotherium, 



Slab of New Red Sandstone, with Foot-prints, 



Dipterus, ...... 



Initial Letter Limestone Ridges at Leuctra, 

 Shells of the Lias group, .... 



Ammonites, . . . 



Belemnite, ...... 



Cidaris coronata, and Spatangus, 

 Restoration of Saurians and other Animals of the 

 Lias, ...... 



Jaw of the Phascolotherium, .... 



Astarte elegans, ..... 



Iguana cornuta, ..... 



Initial Letter, . . . 



Trigonia, ...... 



Spherulites and Hippurites, 



Terebratula, ...... 



Spatangus, ...... 



706 

 707 

 709 

 710 

 713 

 714 

 714 

 715 

 716 

 717 

 719 

 719 

 720 

 721 



724 

 726 

 728 

 729 

 731 

 732 

 733 

 733 

 735 

 Tail-piece, ...... 736 



Mount Parnassus, ..... 737 



Marls with Magnesite, ..... 738 



London Basin, ..... 741 



Alum Bay, Isle of Wight, . . . .742 



Cerithium giganteum, .... 744 



Animals of the Paris Basin, .... 745 



Extinct Volcanoes of Auvergne, . . . 746 



Cama foliacea, Palmacites Lamanonis, Lyuinca 



longiscala, and Balanus crassus, . . . 748 



Restoration and Lower Jaw of the Dinothcrium, . 748 



Murex alveolatus, ..... 750 



Initial Letter Erratic Blocks in Massachusetts, . 751 



Monument Mountain, ..... 752 



Tooth of the Mastodon, .... 754 



Remains of a Salamander, .... 759 



Drift near Cape Cod, .... 761 



Rocking-stone, Fall River, .... 7C1 



Block in Cornwall, ..... 762 



Broken Ledges of Slate, .... 763 



Strata smoothed and striated by Drift, . . 7C4 



Diluvial Formations seen from the Acropolis at Athens, 7C5 

 Cyclopean Remains, Mycene, .... 



Plains of Mantinea, in Arcadia, 



Corals, ....... 



Coast of Northern Greece, from the Gulf of Corinth, 



Temple of Jupiter Serapis, 



Section of a Terraced Valley, .... 



Chart and View of the Isle of Palma, 

 Crater of Vesuvius in 1829, 



Volcano of Jorullo, . 

 Descent of the Curral, Madeira, 

 Initial Letter American Aloe, 

 Barren Island, Gulf of Bengal, 



766 

 7C6 

 768 

 773 

 774 



. 777 

 779, 780 



. 781 

 782 



. 783 

 784 



. 7S8 



Various Tail-pieces, Vignettes, &c. 



