II I'UBLICATIONS OF UNITED STATES GEOLOGICAL SURVEY. 



XXIV. Molluiica and Crustacea of the Miocene formations of New Jersey, by R. P. Whitfield. 

 1894. 4°. 193 pp. 24 pi. Price 90 cents. 

 XXV. The Glacial Lake Agassiz, by Warren Upham. 1895. 4°. xxiv, 658 pp. .38 pi. Price 

 $1.70. 

 XXVI. Flora of the Amboy clays, by J. S. Newberry; a posthumous work, edited by Arthur 

 Hollick. 1895. 4°. 260 pp. 58 pi. Price $1. 

 XXVII. Geology of the Denver Basin in Colorado, bv S. F. Emmons, Whitman Cross, and G. H. 



Eldridge. 1896. 4°. 556 pp. 31 pi. Price $1.50. 

 XXVIII. The Marquette iron-bearing district of Michigan, with atlas, by C. R. Van Hise and W. S. 

 Bayley, including a chapter on the Republic trough, by H. L. Smyth. 1897. 4°. 

 608 pp. 35 pi. and atlas of 39 sheets folio. Price §5.75. 

 XXIX. Geology of old Hampshire County, Massachusetts, comprising Franklin, Hampshire, and 



Hampden counties, by B. K. Emerson. 1898. 4°. xxi, 790 pp. 35 pi. Price $1.90. 

 XXX. Fossil Medusas, by C. D. Walcott. 1898. 4°. ix, 201 pp. 47 pi. Price $1.50. 

 XXXI. Geology of the Aspen mining district, Colorado, with atlas, by J. E. Spurr. 1898. 4°. 



XXXV, 260 pp. 43 pi. and atlas of 30 sheets folio. Price $3.60. 



XXXII. Geology of the Yellowstone National Park, Part II, descriptive geology, petrographv, and 



paleontology, by Arnold Hague, J. P. Iddings, W. H. Weed, C. D. Walcott, G. H. Girty, 



T. W. Stanton, and F. H. Knowlton. 1899. 4°. xvh, 893 pp. 121 pi. Price $2.45. 



XXXIII. Geology of the Narragansett Basin, by N. S. Shaler, J. B. Woodworth, and A. F. Foerste. 



1899. 4°. XX, 402 pp. 31 pi. Price $1. 

 XXXIV. The glacial gravels of Maine and their associated deposits, by G. H. Stone. 1899. 4°. 



xiii, 499 pp. 52 pi. Price $1.30. 

 XXXV. The later extinct floras of North Amei'ica, by J. S. Newberry; edited by Arthur Hollick. 



1898. 4°. xviii, 295 pp. 68 pi. Price $1.25. 

 XXXVI. The Crystal Falls iron-bearing district of Michigan, by J. M. Clements and H. L. 

 Smyth; with a chapter on the Sturgeon River tongue, by AV. S. Bayley, and an intro- 

 duction by C. R. Van Hise. 1899. 4°. xxxvi, 512 pp. 53 pi. Price §2. 

 XXXVII. Fossil flora of the Lower Coal Measures of Missouri, by David White. 1899. 4°. xi, 467 



pp. 73 pi. Price $1.25. 

 XXXVIIL The Illinois glacial lobe, by Frank Leverett. 1899. 4°. xxi, 817 pp. 24 pi. Price $1.60. 

 XXXIX. The Eocene and Lower Oligocene coral faunas of the United States, with descriptions of 

 a few doubtfully Cretaceous species, by T. W. Vaughan. 1900. 4°. 263 pp. 24 pi. 

 Price $1.10. 

 XL. Adephagous and clavicorn Coleoptera from the Tertiary deposits at Florissant, Colorado, 

 with descriptions of a few other forms and a systematic list of the nonrhynchophorous 

 Tertiary Coleoptera of North America, by S. H. Scudder. 1900. 4°. 148 pp. 11 pis. 

 Price 80 cents. 

 XLI. Glacial formations and drainage features of the Erie and Ohio basins, by Frank Leverett. 



1902. 4°. 802 pp. 26 pis. Price $1.75. 

 XLII. Carboniferous ammonoids of America, by J. P. Smith. 1903. 4°. 211 pp. 29 pis. 

 Price 85 cents. 

 XLIII. The Mesabi iron-bearing district of Minnesota, by C. K. Leith. 1903. 4°. 316 pp. 33 



pis. Price $1.50. 

 XLIV. Pseudoceratites of the Cretaceous, by Alpheus Hyatt, edited by T. W. Stanton. 1903. 

 4°. 351 pp. 47 pis. Price $1. 

 XLV. The Vermilion iron-bearing district of Minnesota, with atlas, l;)y J. JNI. Clements. 1903. 



4°. 463 pp. 13 pis. Price $3.50. 

 XLVI. The Menominee iron-bearing district of Michigan, by W. S. Bavley. 1904. 4°. 513 pp. 



43 pis. Price $1.75. 

 XLVII. A treatise on metamorphism, bv C. R. Van Hise. 1904. 4°. 1286 pp. 13 pis. Price 

 $1.50. 

 XLVIII. Status of the Mesozoic floras of the United States, second paper, by L. F. Ward, with 

 the collaboration of Wm. M. Fontaine, Arthur Bibbins, and G. R. Wieland. 1905. 

 4°. In two parts. Pt. I (text), 616 pp.; Pt. II, 119 pis. Price $2.25. 



All remittance.s must be bj' money okdee, made payable to the Director of the 

 United States Geological Survey, or in cukrency — the exact amount. Checks, drafts, 

 and postage stamps can not be accepted. Correspondence should be addressed to 

 The Director, 



United States Geological Survey, 



Washington, D. C. 

 July, 1905. 



