Part 36

Ibex, 257.

Ichthyosaurus, 59.

Iguanodon, 62.

Infusoria in chalk, 64.

Insects, eggs of, 306.

Iriartea, 139.

Julus, 212.

Kangaroo, foetus of, 333.

Kirkdale cave, 77.

Labyrinthodon, 57.

Lace-fly, egg of, 311.

Lady-fern, 116.

Law of creation, 337, 368, 371.

Leaf-scars of fern, 130.

Lepralia, 219.

Lias, 58.

Light, velocity of, 360.

Lily, 156.

Limestone coral, 45.

Locust-tree. 177.

London clay, 67.

Loranthus, 169.

"Lusus Naturae," 368.

Macbrair, Mr., opinions of, 10.

Madrepore, 183.

Mammal, earliest, 63.

Mammoth, 73.

Man, introduction of, 83. structure of, 275.