CONTENTS. V. 



<iKOLOGY AND MiNKRALOGY. 



ThelMineral Region of Lake,Superior 49 



Native Iron discovered by Nordenskiold in Greenland 61 



The supposed Diamonds in Xanthophyllite 124 



A Maryland Oil Well 125 



Bone Cave in Kirkoudbrightshire 178 



Fossils of the Lower Potsdam Rocks at Troy, N.Y 179 



Saponite I79 



Phosphatie Character of the Shells of Oholus 180 



New Coal Fields in Russia 426 



New Vegetable Remains in France 427 



VVarwickite 427 



ROTAKY AND ZOOLOGY. 



Larvae of Worms and Echinoderms 55 



Home Botany 126 



The Fertilization of Grasses 180 



Sphagnum and Hypnum Peat 181 



Circulation in the King Crab 182 



Note on Silk- Worms 182 



Freshwater Fishes from Shanghai 183 



Note on Carnivorous Plants 372 



Fauna of the Mammoth Cave 430 



Oysters in Great Salt Lake 43I 



Beavers abroad 43I 



Capture of an enormous Cuttle-fish off Boffin Island on the Coast of 



Connemara 472 



Extinct Wombat 474 



Rat vet-avAs Octopus 474 



Botanical Literature , 474 



Chehistry. 



Rubidium in Beetroot 66 



Gold in Sea-water 56 



Waters of Prince Edward Island 127 



Estimation of Phosphoric Acid 128 



Synthesis of Marsh Gas and Formic Acid 183 



Note on Silicic Acid 183 



Reviews and Book Notices. » 



Genera Lichenum : an Arrangement of the North American Lichens. By 

 Edward Tuckerman, M.A 64 



Report of the Geological Survey of Canada for 1871-72 121 



" " " " 1873-74 : 416 



A Manual of Palaeontology. — By Dr. H. Alleynk Nicholsok, 



F.R.S 123 



Dana's Manual of Geology 304 



VI 



