ADDITIONS TO THE LIBRARY. 



269 



New Haven, Conn. American Journal of Science. Ser. 3. Vol. xx. 

 Nos. 115-120. 1880. 

 J. D. Dana. Geological Relations of the Limestone Belts of West- 

 chester County, N. Y., 21, 191, 359, 450.— C. A. White. Antiquity of 

 certain subordinate Types of Fresh-water and Land Mollusca, 44. — 

 C. U. Shepard. Mineralogical Notices, 54. — J. M. Stillman. Bernar- 

 dinite ; its Nature and Origin, 93. — G. J. Brush and E. S. Dana. On 

 Crystallized Danburite from Russell, St. Lawrence, New York, 111. — 

 J. F. Whiteaves. On a new Species of Pterichtln/s, allied to Botkno- 

 lepis ornata, Eichwald, from the Devonian Bocks of the North Side 

 of Baie des Chaleurs, 132.— C. D. Wallcott. The Permian and other 

 Palaeozoic Groups of the Kanab Valley, Arizona, 221. — 0. C. Marsh. 

 Notice of Jurassic Mammals representing two new Orders, 235. — G. J. 

 Brush and E. S. Dana. Mineral Locality at Branchville. Connecticut : 

 (fourth paper) Spodumene and the Results of its Alteration, 257. — A. 

 Agassiz. Palseontological and Embryological Development, 294, 375. — 

 J. W. Dawson. Revision of the Land Snails of the Palaeozoic Era, with 

 Descriptions of new Species, 403. — W. O. Crosby and G. H. Barton. 

 Extension of the Carboniferous Formation in Massachusetts, 416. — E. T. 

 Cox. Discovery of Oxide of Antimony in extensive Lodes in Sonora, 

 Mexico, 421. — H. S. Williams. Abstract of some Palaeontoiogical Studies 

 of the Life History of Spirifer Icevis, EL, 45U. 



. . . Yol. xxi. Nos. 121-126. 1881. 



G. W. Hawes. The Albany Granite, New Hampshire, and its Contact 

 Phenomena, 21. — C. Barrois. Review of Professor Hall's recently pub- 

 lished Volume on the Devonian Fossils of New York, 44. — Earthquake 

 at the Philippine Islands, of July 1880, 52. — W. H. Dall. Notes on 

 Alaska and the Vicinity of Behrino- Strait, 104. — S. H. Scudder. Relation 

 of Devonian Insects to later and existing Types, 111. — C. U. Shepard. 

 Meteoric L'on of Lexington Co., S. C, 117. — G. F. Wright. Date of the 

 Glacial Era in Eastern North America, 120. — P. Collier. A remarkable 

 Nugget of Platinum, 123. — R. P. Whitfield. A new Genus and Species 

 of Air-breathing Mollusk from the Coal-measures of Ohio, 125. — J. L. 

 Smith. Hiddenite, a Variety of Spodumene, 128. — S. W. Ford. Remarks 

 on the Genus Obolella, 131. — H. M. Chance. The Millstone Grit in 

 England and Pennsylvania, 134. — O. C. Marsh. Principal Characters 

 of American Jurassic Dinosaurs, 167. — S. H. Scudder. Structure and 

 Affinities of JEuphoheria of Meek and Worthen, 182. — C. G. Rockwood. 

 Recent American Earthquakes, 198. — G. W. Hawes. Liquid Carbon 

 Dioxide in Smoky Quartz, 203. — A. W. Wright. Gaseous Substances 

 contained in Smoky Quartz of Branchville, Conn., 209. — W. C. Kerr. 

 Origin of new Points in the Topography of North Carolina, 216. — W. P. 

 Blake. Occurrence of Realgar and Orpiment in L T tah Territory, 219. — 

 O. C. Marsh's Monograph on tire Odontornithes or Toothed Birds of 

 North America, 255. — W. E. Hidden. Whitfield County, Georgia, 

 Meteoric Iron, 286. — J. E. Hilgard. The Basin of the Gulf* of Mexico, 

 288.— E. A. Smith. The Geology of Florida, 292. — G. J. Brush. On 

 American Sulpho-Selenides of Mercury, with Analvses of Onofrite from 

 Utah by W. J. Comstock, 312.— H. S. WiUiams. ' Channel-fillings in 

 Upper Devonian Shales, 318. — 0. C. Marsh. New Order of extinct 

 Jurassic Reptiles (Cceluria), 339. — 0. C. Marsh. Discovery of a fossil 

 Bird in the Jurassic of Wyoming, 341. — 0. C. Marsh. American Ptero- 

 dactyles, 342. — W. C. Kerr. Action of Frost in the Arrangement of 

 superficial Earthy Material, 345. — N. H. Winchell. Ball's Observations 

 on Arctic Ice, and the Bearing of the Facts on Glacial Phenomena in 

 Minnesota, 358.— J. P. Cooke. " William Hallowes Miller, 379.— G. M. 



