INDEX. 



77S 



PAGE 



Mount Marcy, Winter Fauna of 509 



Musical Tones, Perception of. 382 



Myriapods. (Illustrated.) 570 



Natural History in New Guinea 767 



Natural Trumpet of the Crane. (Illustrated.) 137 



Naturalist, A Neglected 764 



Nature of Invertebrate Brain. (Illustrated.) , 702 



New Guinea, People of 507 



New Houses, TJnhealthiness of 117 



New Zealand, Climatology of 119 



Newberry, J. S., Cold of Ice Period 280 



Newberry, Prof. J. S., Sketch of. (Portrait.) 490 



Notes 126, 255, 385, 511, 639 



Observing Interior of Eye. (Illustrated.) 684 



Oceanic Circulation 506 



Odling, "William, The Revived Theory of Phlogiston 560 



Ordeals and Oaths 307 



Organisms and their Media 215 



Organized Homesteads and Households 733 



Ostrich-Farming 636 



Oysters, Fattening 637 



Paper-Money, French Experiments with 615 



Pauperism and Hospitals 738 



Pennsylvania Coal 507 



Periodic Movements of Foliage 634 



Petroleum 140 



Philadelphia Academy of Natural Sciences 506 



Philosophy, English, in Germany 243 



" of Dreams 766 



Phlogiston, The Revived Theory of 560 



Pig, The Prehistoric 631 



Plants, Fertilization of 765 



" Local Distribution of 676 



Polar Glaciers, The 178 



Predatory and Industrial Societies 718 



Prehistorio Relics at the Centennial Exhibition 508 



Prepossessions regarding the Supernatural 21 



Preservation of Zoological Specimens 254 



Probable Age of the World 649 



Promotion of Science 494 



Putrid Blood, Toxic Action of. 635 



Radiometer, The 364 



Rattlesnakes and their Bites 123 



Recent Advances in Telegraphy. (Illustrated.) 71 



Recent Geographical Progress 37 



Relic of Mound-Builders 510 



