INDEX. 



Acer, 228. 



Acrogens, 6. 



Agassiz, Prof., 16, 



Alaska, Flora of, 245. 



Algae, real and spurious, 26, 230. 



Amboy clays. Flora of, 203, 

 America, Cretaceou." of, 190. 

 Angiosperms, 6. 

 Annularia, 122. 

 Anogens, 6. 

 Antholithes, 132. 

 Aporoxylon, 25. 

 Araucarioxylon, 148. 

 Aiaucarites, 134. 

 Archacocalamites, 170. 

 Archaeoptcris, 77, 85. 

 Arctic origin of plants, 221, 238. 

 Arthrophycus, 30, 

 Arthrostigma, 67. 

 Asterophyllites, 78, 122, 170, 

 Asteroptcris, 77, 85. 

 Astropolithon, 30. 

 Atane, Tlants of, 242, 281. 

 Atanekerdluk, Plants of, 283, 

 Australia, Palaeozoic flora of, 147. 



•Tertiary flora of, 217. 



Bauhinia, 204. 

 Bear Island, 241. 

 Betula, 198. . 

 Bilobites, 28. 



Borey Tracoy, Plants of, 226. 

 Brasenia, 207. 

 Buckland, Dr., 179. 

 Buthotrephis, 87. 



Calamitcs, 77, 123, 166. 

 Calamodcndron, 125. 

 Cambrian flora, 20, 

 Canada, Brian of, 108. 

 Carboniferous of, 1 10. 

 Laramie of, 209. 

 Pleistocene of, 227. 

 Carbon in Laurentian, 9. 

 Carboniferous flora, 110, 

 Carboniferous, Climate of, 138, 

 of Southern Hemisphere, 147. 

 Cardiocarpum, 82, 153, 

 Carruthers, Mr,, 24, 98, 180. 

 On modifications of modem 

 plants, 225, 269. 

 Carya, 196. 



Cauda-galli fucoid, 106. 

 Caulerpites, 29. 

 Caulopteris, 75, 94. 

 Clarke, Prof,, 51. 

 Climate, Causes of, 247. 

 Climate and plants, 216, 220, 232. 

 of Carboniferous, 138, 

 of Cretaceous and Eocene, 216. 

 of Devonian, 47, 

 of Early Mesozoic, 1 78. 



