— 361 — 



quakes. 36. — J. J. Friedrich : Notes on Local Mineralogy. 130. — W. E. 

 Hidden : Discovery of Precious Stones in Alexander Co. 2 ; — On an Iron 

 Meteorite that feil at Mazapil, Mexico, November 27, 1885. 71. — G. F. 

 Kunz: On the New Artificial Rubies. 4; — Meteoric Iron from Carrol Co., 

 Kentucky. 71 ; — Hydrophane from Colorado. 111 ; — Crystals of Hollow 

 Quartz from Arizona. 122; — On Jade and Jadeite. 139; — Description of 

 the Meteorite which feil near Cabin Creek, Arkansas, March 27, 1886 ; — 

 Jasperized and Agatized Woods from Arizona. 165. — F. J. H. Mervill: 

 Notes on the Geology of Block Island and Nantucket. 35 ; — Note on the 

 Green Pond Mountain Group of New Jersey. 59. — J. S. Newberry : Earth- 

 quakes, What is Known and Believed about them by Geologists. 18; — 

 The Fauna and Flora of the Trias of New Jersey and the Connecticut 

 Valley (abstract). 124 ; Coelosteus a New Genus of Fishes, from the Lower 

 Carboniferous Limestone of Illinois (abstract); — A new Meteorite from 

 Tennessee (abstract). 160; — Description of a New Species of Titanichthys 

 (abstract). 164. 



Vol. VII. No. 1, 2. October-November 1887. — S. W. Ford : Notes 

 on Fossils from Quebec. 2. — W. E. Hidden: Bemarks on Zircon etc. 6. 



— G. F. Kunz: New Form of Graphite. 6. — D. S. Martin: The „Field 

 of Bocks". 16. — A. A. Julien: Geology at Great Barrington, Mass. 21. 



— N. L. Britton: Deep Boring on Staten Island. 39. — G. F. Kunz: 

 Minerals from Fort George, New York City. 48. — G. F. Kemp : Geology 

 of Manhattan Island. 49—64. 



15) Annais of theNew York Academy ofSciences. Late Lyceum 

 of Natural History. 



Vol. IV. Februar 1888. Nos. 3 and 4. — A. W. Vogdes : The Genera 

 and Species of North American Carboniferous Trilobites (with PI. II and 

 III). 69. — J. S. Newberry: On the Structure and Belations of Edestus, 

 with a description of a gigantic new species (with PI. IV— VI). 113. — 

 N. L. Britton: On an Archaean Plant from the White Cristalline Lime- 

 stone of Sussex Co. , New Jersey (with PL VII). 123. — A. A. Julien : 

 On the variations of Decomposition in the Iron Pyrites ; its cause and its 

 relation to density, Part II. Continued from Vol. III p. 404. 125. 



16) The Geological and Natural History Survey of Minne- 

 sota. The 15 the Annual Eeport for the year 1886. St. Paul 1887. 



A. Winchell : Report of Geological Observations made in the North- 

 eastern Minnesota during the Season of 1886 (mit 2 Karten u. 57 Textfig. 

 Part II of the Annual Eeport of Progress for 1886). 5—207. — N. H. Win- 

 chell : Geological Report: 1) The iron ores of Minnesota. 211; 2) The 

 iron ores at Tower. 247 ; 3) The mine east of Tower on the Vermilion 

 ränge. 261 ; 4) Geological details ; terms defined. 263 ; 5) The general geo- 

 logical map. 382 ; 6) Barometrical elevations. 382 ; 7) Glacial Striae. 385 ; 

 8) Catalogue of Rock samples. 386 ; 9) Samples collected by M. E. Wads- 

 worth. 398. — H. V. Winchell : Partial Report. Notes of Reconnoissances. 



