Liebig's computation of carbon in Liliaceæ, 27. Limnoria terebrans in harbours, 36. Lingula Zone of Wales, 70. Linnæus' classification of nature, 25. on Primitive Types, 195. Llandovery Rocks, 75. Lutraria digging into sand, 36. Lyell, Sir C., shell in fossil tree found on Climate, 152. on the Germs of Life, 187. M. Malvern, antiquity of land, 168. Marine animals, changes with elapsed -invertebral life, successive systems, 81. - invertebrata in Lower Palæozoic Marsupialia fossil, 119. Medusidæ, 32. Milne Edwards, his generalization of the Paleozoic Corals, 86. Moa of New Zealand, 118. Modiolæ traced in coral, 36. Mollusca, eye-spots, 10; description Mollusca, shell-covered, 32. Morris, estimate of thickness of strata, Movements in air by animals, 37. Mya digging into sand, 36. N. Narbonne, early human remains at, 48. Natural Selection, 200, 215, 216. the forces of, 5. the laws of, 5. Nautilus (Argonauta), 33. Niagara Falls, computation of time Notonecta, motion of the, 34. Nova Scotia, Sigillaria (fossil tree) 0. Oldhamia found at Bray, 70. Ostrich, the, 24. wing bones, 43. Otter, webbed feet of the, 34. P. Palinurus, flexible tail of, 35. |