322 THE JOURNAL OF GEOLOGY. 



Van Hise, C. R. — Contiiiued. 



— Observations upon the Structural Relations of the Upper Huroniain, Lower 

 Huronian and Basement Complex on the North Shore of Lake Huron. 8 pp., 

 111.— Am. Jour. Sci., Vol. XLIII, March, 1892. 

 (By R. D. Irving.) 



— Is there a Huronian Group? 33 pp. — Am. Jour. Sci., Sept., Oct. and Nov., 

 1887. 



— Origin of the Ferruginous Schists and Iron Ores of the Lake Superior Region. 

 17 pp.— Am. Jour. Sci., Vol. XXXII, Oct., 1886. 



— The Mineral Resources of Wisconsin. 29 pp. i map. — Trans. Am. Inst. 

 Mimng Eng., 1880. 



— Tornebohm on the Formation of Quartzite by Enlargement of the Quartz 

 Fragments of Sandstone, i p. — Am. Jour. Sci., Vol. XXXI, April, 1886. 



— Preliminary Paper on an Investigation of the Archaean Formations of the 

 Northwestern States. 67 pp.. 111.— Fifth Annual Report U. S. G. S., 1883-84. 

 (By R. D. Irving and C. R. Van Hise.) 



— On Secondary Enlargements of Mineral Fragments in Certain Rocks. 56 pp., 

 5 pi.— Bull. No. 8, U. S. G. S., 1884. 



— The Penokee Iron Bearing Series of Michigan and Wisconsin. 165 pp., 

 111. — Extract from the tenth annual report of the director U. S. G. S. 

 Wachsmuth, Chas. (and Frank Springer). 



— Description of two new Genera and eight species of Camerate Crinoids from 

 the Niagara Group. 10 pp. — Am. GeoL, Sept., 1892, 

 Walcott, Charles D. 



— Second Contribution to the Studies of the Cambrian Faunas of North America. 

 369 pp., 33, pi.— Bulletin U. S. Geol. Sur., 1886. 



— Correlation Papers — Cambrian. 447 pp.. 111. — Bulletin U. S. Geol. Sur., 1891. 



— The Fauna of the Lower Cambrian or Olenellus Zone. 263 pp., 48 pi. 



— Stratigraphic Position of the Olenellus Fauna in North America and Europe. 

 42 pp. — Am. Jour. Sci., May and July, 1889. 



— Description of New Genera and Species of Fossils from the Middle Cam- 

 brian. 7 pp.— Proc. U, S. Nat. Mus., 1888. 



— Cambrian Fossils from Mount Stephens, Northwest Territory of Canada. 

 5 pp.— Am. Jour. Sci., Vol. XXXVI, Sept., 1888. 



— Section of Lower Silurian (Ordovician) and Cambrian Strata in Central 

 New York, as shown by a deep well near Utica. 2 pp. — A. A. A. S., Vol. XXXVI. 



— Discovery of Fossils in the Lower Laconic of Emmons, i pp. — A. A. A. S., 

 Vol. XXXVI, 1887. 



— Fauna of the "Upper Taconic " of Emmons in Washington County, N. Y. 

 12 pp., I pi. — Am. Jour. Sci., Sept., 1887. 



— On the Nature of Cyathophycus. I p. — Am. Jour. Sci., Vol. XXII, Nov., 

 1881. 



— Description of a New Genus of the Order Eurypterida from the Utica Slate. 

 3 pp., 111.— Am. Jour. Sci., Vol. XXIII, March, 1882. 



— Description of New Species of Fossils from the Trenton Group of New York. 

 8 pp.— N. Y. State Mus. Nat. Hist. 



— The Cambrian System in the United States and Canada. 6 pp.. 111. — Bull. 

 Phil. Soc. of Washington, Vol. II. 



— Note on Paleozoic Rocks of Central Texas. 3 pp.. 111. — Am. Jour. Sci., Vol. 

 XXVIII, Dec, 1884. 



— Paleontologic Notes. 4 pp.. 111.— Am. Jour. Sci., Vol. XXIX, Feb., 1885. 



— Note on some Paleozoic Pteropods. 5 pp.. 111. — Am. Jour. Sci., Vol. XXV, 

 July, 1885. 



— Paleozoic Notes ; New Genus of Cambrian Trilobites, Mesonacis. 3 pp., 

 111.— Am. Jour. Sci., Vol. XXIX, April, 1885. 



— Classification of the Cambrian System of North America. 19 pp., 111. — Am. 

 Jour. Sci., Vol. XXXII, 1886. 



— Cambrian Age of the Roofing Slates of Granville, Washington Co., N. Y. 

 I p.— A. A. A. S., Aug., 1886. 



