CONTENTS. 



LECTUEE III. 



On the Marsupials, or Pouched Animals (Metatheria). 



Page 

 A Supposed Common Root- 

 stock, 59 



Embryonic Membranes, . . 60 



Kmbryo of Opossum, . . 61 



New-born Kangaroo, 62 



Early Life of a Marsupial, 63 



Mighty Hunters, . 64 



Feeding-Grounds, . . 65 



The Earth's Shaking Fits, 66 



Pouch-bearing Animals, . 67 



An opposable Inner Toe, . . 68 



The Skull in Marsupials, . . 69 



Skull of Embryo Pig, . 70 



Ear-drum of Marsupials, . 71 



Exit of the Optic Nerve, . 72 



Links in the Chain of Life, . 73 



A Bye-path Meadow, 



The hard palate, 



A Semi-Marsupial Insectivore, 



Crocodile, Bird, and Opossum, 



The Turkish Saddle, 



The Stirrup and Columella, 



The Arch of the Tongue, . 



Mimetic Types, 



Works on the Marsupials, 



Fossil Marsupials, . 



An Oak Tree, . 



The Austi'alian Flora and Fauna, 



Frogs and their Progeny, . 



Newts and Frogs, 



Nourishment of Early Germ, 



Development of the Germ, 



LECTURE IV. 

 Edentata. 



Distribution of the Edentata, . 



Specialisation of Low Types, 



Nature's dull Children, 



The Struggle for Life, 



Dwarf Edentata, 



The Extinct Glyptodon, . 



Hair turned into Armour, 



The Aard-Vark, 



A stunted Genealogical Tree, 



Isolation of the Edentata, 



Variation of the number in the 



Neck -Joints 



Dying out of the Teeth, . 

 "When the Vertebrata had no 



Lungs, .... 

 The Hard Palate, 

 The Deep Things of Morphology, 

 Skull of Sloth and Ant-eater, . 

 Toothless Jaws, 

 The Feeble-faced Pangolin, 



90 

 91 

 92 

 93 

 94 

 95 

 96 

 97 

 98 



100 

 101 



102 

 103 

 104 

 105 

 106 

 107 



A new Hinge for the Lower 

 Jaw, .... 



Nature's Amputations, 



Structure, Habits, and Clas.sifi- 

 cation of the Edentata, . 



Papers on the Edentata, . 



Ant-eaters and Pangolins, 



The Captive Pangolin, 



Strong Evidence for Darwinism, 



Gigantic Sloths, 



Ant-eating Birds and Lizards, 



Food and Safety, 



Love of Offspring, 



Mother Carey, . 



An Unclean Sacrifice, 



Southey as a Darwinian, . 



The Green Turtle and the Glyp. 

 todon, .... 



Plucking up Cedars, . 



The Grave of the Giant, . 



Page 

 74 

 75 

 76 

 77 

 78 

 79 

 80 

 81 

 82 

 83 

 81 

 85 

 86 

 87 

 88 

 89 



108 

 109 



110 

 111 

 112 

 113 

 114 

 115 

 116 

 117 

 118 

 119 

 120 

 121 



122 

 123 

 124 



LECTUEE V. 



In.sectivoea. 



Materials for Work, . . .125 

 Edentata and Insectivora com- 

 pared, ..... 126 

 The First Beast- namer, . . 127 

 Development of the 'Vhale and 



the Bat, . . 128 



Organic Root-stocks, . 129 



Wasted Types, .... 130 



Adaptive Changes, . . . jgj 

 Ungulate Lemurs and other 



Generalised Types, . 132 133 



The Number Five in Digits, . ' 134 



Plastic Types, . . . ] ;^gg 



Layers of the Skull, . . ] jgg 



