CONTENTS. * 491 



Page. 



On the Various Modes of Flight in relation to Aeronautics, by Dr. J. 



B. Pettigrew 325 



Man as the Cotemporary of the Mammoth and the Reindeer in Middle 



Europe 335 



Photo-Chejhstry, by M. Jamin 333 



Dorpat and Poulkova, by Cleveland Abbe 370 



On Traces of the Early Mental Condition of Man, by Edward B. Taylor. 391 



Ethnology : 



Indian remains. Red river settlement, Hudson's Bay territory, by D. Gunn. .. 399 



Ancient mound near Chattanooga, Tenn., by M. C. Read 401 



Ancient burial mound in Indiana, by William Pidgeoii 403 



Ancient remains in Colorado, by E. L. Berthoud 403 



Mounds in Mississippi, by Samuel A. Agnew 404 



Cave in Calaveras county, California, by J. D. Whitney 406 



Ethnological department of the French Exposition, 1867 407 



Notes on Indian history, by Dr. F. V. Hayden 411 



Description of a human skull from Rock Bluff, 111., by Dr. J. A. Meigs 412 



Introduction to the study of the Coptic language, by M. Kabis 415 



Notes on the Tonto Apaches, by Captain Charles Smart 417 



Explorations in Central America, by Dr. C. H. Berendt 420 



Notes of an Egging Expedition to Shoal Lake, Lake Winnipeg, by Don- 

 ald Gunn 427 



Sketch of the Flora of Alaska, by Dr. J. T. Rothrock 433 



Meteorology: 



Hurricane in the island of St. Thomas 464 



Earthquakes in St. Thomas, by George A. Latimer 405 



Maritime disasters of the Antilles 406 



Eruption of a volcano in Nicaragua, by A. B.Dickinson 467 



Cloud-bursts, by William J. Young 471 



Meteorite in Mexico, by A. Wood worth 472 



Meteorite in Mexico, by Robert Simson 472 



Meteorology of Caracas, South America, by G. A. Ernst 473 



Cyclone in the Indian Ocean, by N. Pike 477 



Prize Questions: 



Royal Danish Society of Sciences, 1867 481 



Pontifical Academy of the Nuovi Lincei, 1868 482 



Abbreviations used in England, 1867, by W. De la Rue 484 



LIST OF ILLUSTRATIONS. 



Experiment of Peltier, on contact of two metals 183 



Experiments of Marcy : 



Mechanism of respiration, Fig. 1 293 



Mechanism of respiration. Fig. 2 294 



Mechanism of respiration, Fig. 3 295 



Mechanism of respiration, Fig. 4 29G 



Mechanism of respiration, Fig. 5 298 



Skull from Rock Bluff, Illinois river 412 



Monthly mean temperature at Caracas in 1860 474 



Monthly mean barometer at Caracas in I860 474 



