DIAGRAMS IN THE TEXT

FIG.PAGE
[1.]The Little Green Tree-Frog or “Rainette” of the Riviera (Hyla arborea)51
[2.]The Common Jelly-Fish (Aurelia aurita)59
[3.]The Fresh-Water Jelly-Fish (Limnocodium)60
[4.]Four Jelly-Fish-producing Polyps adhering to a Root-Fibre of a Water-Plant61
[5.]The African Fresh-Water Jelly-Fish (Limnocnida)62
[6.]Young Stages of the Common Eel72
[7.]Drawing of an Ivory Carving of a Female Head80
[8.]Drawing of a Fully Rounded Carving in Reindeer’s Antler of the Head of a Neighing Horse80
[9.]Drawing of a Flat Carving in Shoulder-Bone of a Horse’s Head, showing Twisted Rope-Bridle and Trappings81
[10.]Fore-Foot of the Horse-Ancestor, Hipparion84
[11.]Skulls of Horses and of Deer86
[12.]Fore and Hind Legs of Horse and Ass88
[13.]Diagram of the Under Surface of the Foot in the Dog, Tapir, and Horse89
[14.]Drawings of the Leaves of the Common Quinquefoliate Virginian Creeper, of the Adherent “Ampelopsis Veitchii,” and of the Poison-Vine (Rhus toxicodendron)95
[15.]Drawing from Life of the Desert Scorpion (Buthus australis, Lin.), from Biskra, North Africa109
[15 bis.]Highly Magnified Drawing of a Stinging Hair of the Common Nettle113
[16.]The Heraldic Dragon115
[17.]The Heraldic Griffin116
[18.]Hercules destroying the Hydra116
[19.]The Heraldic Wyvern117
[20.]The Heraldic Basilisk, also called the Amphysian Cockatrice117
[21.]The Chinese Imperial Dragon121
[22.]A Flying Snake with Two Pairs of Wings121
[23.]The “Dragon” Guarding the Tree in the Garden of the Hesperides122
[24.]A Votive Tablet124
[25.]Ancient Roman Painting of a so-called Marine Serpent124
[26.]Egyptian Four-Winged Serpent125
[27.]Two-Winged Serpent125
[28.]An Oyster with the Right-Side Shell Removed130
[29.]Part of a Row of the Lashing Hairs or “Cilia” which cover the Gills of the Oyster131
[30.]The Animal of an Oyster Removed from the Shell132
[31.]The Eggs of the Oyster133
[32.]The Sperms or Spermatozoa of a Ripe Oyster134
[33.]Development of the Egg of the Common Oyster135
[34.]Free-Swimming Young Oyster or Oyster Larva136
[35.]Young of the Pond-Mussel after Escaping from the Maternal Gill-Pouch145
[36.]Simple “Cells,” consisting of Naked Protoplasm, Changing Shape and taking in Solid Food Particles171
[37.]Cells forming Tissues172
[38.]Copy of Part of Robert Hook’s Drawing of a Magnified Piece of Cork173
[39.]A Piece of Cartilage174
[40.]Three Kinds of Cells175
[41.]Two Specimens of a Bell-Animalcule (Vorticella)196
[42.]Six Successive Stages in the Division of a “Cell”201
[43.]Stages in the Growth from the Egg of the Common Frog210
[44.]Outline Drawings of Three European Tadpoles217
[45.]The Comet shown in the Bayeux Tapestry232
[46.]The Cholera Spirillum, or Comma-Bacillus of Koch241
[47.]A Young Spider288
[48.]View of the Lower Surface of the Head and Body of a Large Burmese Spider290
[49.]Section through the Body of a Spider to show the Spinning Organs291
[50.]One of the Two Middle Spinnerets of the Common Garden Spider (Epeira diadema)292
[51.]The Common Garden Spider, correctly called the White-Cross Spider (Epeira diadema)293
[52.]On the Right Two Jumping Beans: on the Left the Caterpillar Removed from the Jumping Bean299
[53.]The Caterpillar of the Moth (Carpocapsa saltitans) removed from the Jumping Bean300
[54.]The Moth (Carpocapsa saltitans)301
[55.]Early Winged Female Hop-Louse316
[56.]Male Hop-Louse317
[57.]Ordinary Wingless Female Hop-Louse318
[58.]Foundress or Stock-Mother of the Hop-Louse323
[59.]Side View of Winged Viviparous Female of the Hop-Louse323
[60.]An Ant “Milking” a “Plant-Louse” or “Green-Fly” for Honey-Dew324
[61.]Single Egg-Tube or Ovarian Tube of an Insect329
[62.]The Death-Watch Beetle (Xestobium tessellatum)350
[63.]The Silver-Fish Insect (Lepisma saccharina)353
[64.]The Book-Louse, or Atropos divinatoria354
[65.]The Human Skull from the Chapelle-aux-Saints370
[66.]An Unpolished but Beautifully Chipped Flint Knife of the Neolithic Age374
[67.]A Polished Flint Axe-head of the Neolithic Age375
[68.]Harpoons of the Palæolithic Period379
[69.]A Piece of Mammoth Ivory Carved with Spirals and Scrolls380
[70.]Carving on an Antler of a Group of Three Red Deer and Four Fishes381
[71.]Painting of a Bison382
[72.]Back and Front View of a Flint Implement of the Moustier Type384
[73.]Flint Pick from the Lower Pleistocene of the Thames Valley387
[74.]A Rough Type of Flint Implement from the Lower Pleistocene of the Somme Valley388
[75.]A Profile and a Front View of the Skull and Lower Jaw of a Man of the Cromagnard Race or Reindeer Men389
[76.]Three Views of the Skull-Top from near Dusseldorf on the Rhine, known as the Neanderthal Skull392
[77.]The Gibraltar Skull from a Cave in Gibraltar394
[78.]The Skull-Top of the Primitive Kind of Man from Pleistocene Sands in Java, called Pithecanthropus400
[79.]Drawing of the Left Side of the Lower Jaw of a Modern European404
[80.]Outline of the Skull of the Neander Man from the Chapelle-aux-Saints404
[81.]The Skull of a Male Chimpanzee405
[82.]The Heidelberg Jaw405