INDEX. 479 



Page 



Ontario, elevation of Lake 413 



Orchis apectabilis : 126 



Orthoceraa Anax 238 



Owl's Head, flora of. 217 



Oysters in Great Salt Lake 431 



" of the Gulf of St. Lawrence 343 



Packard, A. S., on embryology of Limulus 167 



Paisley, C. H. on marine clays on the Tattagouche River 41 



" Post-Pliocene, near Bathurst, N. B 268 



Palaeontology, Nicholson's Manual of 123 



Palgeozoie Mollusca, Billings on new 301 



" series, Hunt on breaks in the 160 , 



Parmelia Borreri as a dye 218 



Peat, Sphagnum and Hypnum 181 



Perissodactyles, Cope on extinct types of 169 



Permo-Carboniferous of Prince Edward Island 304 



Petraia (?) Logani 143 



Phosphoric acid, estimation of. 128 



Plants, carnivorous habits of 349, 372 



Post-Pliocene of New Brunswick, C. H. Paisley on the 268 



Potsdam (Lower), fossils in at Troy, N. Y 179 



" " of Newfoundland 5 



Primordial, our knowledge of the 5 



Prince Edward Island, relation of Carboniferous and Permian in 303 



« " " Saponitefrom 179 



" " " watersof 127 



Prototaxites, Principal Dawson on 173 



Protiehnites 65 



Pteronitella 802 



Rahdichnites 69 



Rat versus Octopus 474 



Relics of man in the Miocene 155 



Rhabdoliths, Cretaceous of Manitoba 256 



Ehynchonella ? Laura, Hall's Leiorhyncus multicosta • • • 240 



Rochester, Ward's natural science establishment at 184 



Rocks, Hunt on metamorphism of 162 



Rocky Mountain House, Journey to 193 



Rose, Gustav, obituary notice of 188 



Rubidium in beetroot 56 



Rusichnitea 67 



Russia, new coal-fields in 426 



Saponite from Prince Edward Island 178 



Sarracenia, carnivorous habits of. 356 



Saskatchewan, navigation of the 213 



" table of heights, distances, &c. on the 216 



Scudder, S. H., on fossil cockroaches 271 



Sea-water, gold in 56 



Sedgwick, Adam, obituary notice of 58 



Sedimentary strata, Newberry on circles of deposition in 163 



Selwyn. A. R. C., on a Journey through the North- West Territory 193 



Shanghai, fresh-water fishes from 183 



Sigillaria shewing marks of fructification 171 



Silicic acid, effect of ignition upon 183 



Silk-wonns, effect of different foods upon 182 



Silurian gneisses 163 



" of Ontario, Billings on new fossils from the 230 



" the term 6 



Siluro-Camhrian 7 



Smith, J. Lawrence, address of before the American Association 148 



