DABTON.] 



NORTH AMERICAN GEOLOGY. 



577 



Lesquereux, Leo— Continued, 



General remarks on the distribution 



of the coal plants in Pennsylvania, and 

 on the formation of the coal. 



Geology of Pennsylvania, by Henry B. 

 Eogers, vol. 2, pp. 837-847, Philadelphia, 1858. 



On some fossil plants of recent for- 

 mations. 



Am. Jour. Sci., 2d series, vol. 27, pp. 356-366, 

 1889. 



• On some questions concerning the 



coal formations of North America. 



Am. Jour. Sci., 2d series, vol. 28. pp. 21-37, 

 1859 i vol. 30, pp. 63-74, 367-384, 1860 ; vol. 32, pp. 

 15-25, 193-205, 1861; vol. 33, pp. 206-216, 1862; 

 vol. 35, pp. 375-386, 1863. 



Botanical and paleontological re- 

 port on the geological State survey of 

 Arkansas. 



2d Eeport of a geological reconnaissance of 

 the middle and southern counties of Arkan- 

 sas, made during the years 1859 and 1860, by 

 David Dale Owen, pp. 295-399, plates, Philadel- 

 phia, 1860. 



Abstract, Am. Jour. Sci., 2d series, vol. 31, 

 pp. 431-435, 1861. 



Note on Professor Newberry's criti- 

 cisms of Professor Heer's determina- 

 tion of species of North American fos- 

 sil plants. 



Am. Jour. Sci., 2d series, vol. 29, pp. 434^436, 

 1860. 



Report of the fossil flora and of the 



stratigraphical distribution of the coal 

 in the Kentucky coal field. 



Geol. Surv. Kentucky, made during the 

 years 1858 and 1859, 4th Eeport, pp. 331-437, 

 plates, Frankfort, 1861. 



Abstract, Am. Jour. Sci., 2d series, vol. 32, 

 pp. 119-122, 1861. 

 On the fossil fruits found in connec- 

 tion with the lignites of Brandon, Vt. 

 Eeport on geology of Vermont, vol. 2, pp. 

 712-718, Claremont, 1861. 



Am. Jour. Soi., 2d series, vol. 32, pp. 355-363, 

 1861. 



Report on the distribution of the 



geological strata in the coal measures 

 of Indiana. 



Eeport of a geological reconnaissance of 

 Indiana, made in 1869-60, by E. Owen, pp. 

 273-341, Indianapolis, 1862. 



On the origin and formation of the 



prairies. 



Am. Jour. Soi., 3d series, vol. 39, pp. 317-327, 

 1865; vol. 40, pp. 23-31. 



Geol. Surv. Illinois, vol. 1, pp. 238-254, 

 Chicago, 1866. 



Eepublished in Economical Geol. of Illinois, 

 vol. 1, pp. 178-190, Springfield, 1882. 



Bull. 127 37 



Lesquereuz, Leo — Continued. 



[On the character of the millstone 



grit or sub-Carboniferous conglomerate 



in the fax West.] 



Am. Phil. Soc, Proc, vol. 9, pp. 198-204, 1865. 



Report on the coal fields of Illinois. 



Geol. Surv. Illinois, vol. 1, pp. 208-237, 

 Chicago, 1866. 



On fucoids in the coal formation. 



Am. Phil. Soc, Trans., vol. 13, pp. 313-328, 

 plate 7, 1869. 



Abstract, Am. Jour. Sci., 2d series, vol.42, 

 p. 264 (J), 1866. 



Mode of preservation of vegetable 



remains in our American coal measures. 

 Geol. Surv. Illinois, vol. 4, geology and pale- 

 ontology, pp. 478-508, Chicago, 1870. 

 Abstract, Am. Nat., vol. 5, pp. 340-353, 1871, 



Tertiary flora of North America. 



United States geoft)gical survey of Montana 

 and portions of adjacent Territories, prelimi- 

 nary report, F.Y. Hayden in charge, 5th Eeport 

 of progress, pp. 304-318, "Washington, 1872. 



On the fossil plant of the Cretaceous 



and Tertiary formations of Kansas and 

 Nebraska. 



United States geological survey of Wyoming 

 and portions of contiguous Territories, F. Y. 

 Hayden in charge, preliminary [2d] report, 

 pp. 370-385, "Washington, 1872. 



Lignitic formation and fossil flora. 



United States geological and geographical 

 survey of the Territories embracing portions 

 of Montana, Idaho, "Wyoming, and Utah, F. V. 

 Hayden in charge, 6th Annual Eeport [for 

 1872], pp. 317-427, Washington, 1873. 



Abstracts, Am. Jour. Sci., 3d series, vol. 6, 

 pp. 441-450 ; Am. Nat., vol. 8, pp. 217-218 (J p.), 

 1874. 



On the age of certain beds of "Wyo- 

 ming referred to the Tertiary by Pro- 

 fessor Hayden, and to the Cretaceous 

 by others. 



Am. Jour. Sci., 3d series, vol. 5, pp. 308-309, 

 1873. 



On the general characters and rela- 

 tions of the flora of the Dakota group. 



United States geological and geographical 

 survey of the Territories, F. V. Hayden in 

 charge, Bull. [vol. 1, 1st series], pp. 52-62, 

 Washington, 1874. 



The lignitic formation and its fossil 



flora. 



United States geological and geographical 

 survey of the Territories embracing Colorado, 

 F. V. Hayden in charge, [7th Annual Eeport], 

 pp. 366-425, Washington, 1874. 



