INDEX. 



223 



Palmacites, 144. 



Pandanaceae, 145. 



Paris basin, Eocene deposits in, 171. 



Patella, 32. 



Petaurus, the, 40. 



Phanerogamous plants, 13, 26. 



Pholades bore into chalk, 36 ; traced 



in coral, 37. 

 Physalia, 33. 

 Physeter, 23. 

 Picidse, stiff tail prop, 39. 

 Pinna, 32. 

 Plants and animals, relations of, 7; 



geographical distribution, 11. 



ranked in two divisions, 26. 



Platyrhine monkeys, 15, 41. 

 Pleiocene the oldest tertiary deposit 



in our Island, 107. 

 Pleistocene period, 138. 

 Plot's Natural History of Oxfordshire, 



176. 



Poisson's hypothesis of climate, 151. 

 Polyparian Zoophyta, 10. 

 Polyzoa, 29, 91. 

 Postglacial period, 138. 

 Potamogeton, 20. 



Prestwich on Co%lbrook Dale, 116. 

 Primitive Types, 194. 

 Pterodactyle, the, 30, 40. 

 Pteromys, the, 40. 

 Pteropoda, 96. 



Purbeck Oolite, Lacustrine deposits 

 in, 171. 



Q. 



Quadrumana, opposable fingers, 41. 



R. 



Radiata, eye -spots, 10; description of, 



28. 

 Ramsay's estimate of the thickness of 



strata, 52. 



Ranunculus aquatilis, 20, 27. 



Remora, 32. 



Reptilia depend on climate for distri- 

 bution, 23, 148. 



. earliest traces of, 105. 



Rhea, 24. 



Rhynchonella, 23, 93. 



Rosaceae, 27. 



Royle, Dr, on Himalayan Flora, 19. 



Rudista, 94. 



S. 



Sabine's observations on the Maranon, 

 125. 



Sagittaria sagittifolia, 20. 



Sarsaparilla, 29. 



Scilla, Agostino, on marine exuviae, 

 175. 



Sea's depth and the distribution of 

 life, 15. 



encroachments in England, 129. 



all life derived from, 180. 



Sedgwick, Professor, 25. 



Discourse on University Studies, 



191. 



Sediment derived from sea-coasts, an- 

 nual estimate, 130. 



Sequoia "Wellingtonia of California, 

 21. 



Sheppey Clay, numerous fruits found 

 in, 145. 



Smilaceae, 29. 



Smith, William, discovery of stages 

 of strata, 187. 



Species, constancy of, 191. 



distinction of, 196. 



Spirula, 23. 

 Spongiadse, 210. 

 Sternidae, steering tails, 39. 

 Stonesfield, intermixture of land- 

 plants, insects, and sea-shells, 109. 



Oolite, lagoon of, 171. 



