Keyes] 



259 



[Keyes 



ftleozoic fossils of Maryland. [1891.] Johns Hopkins 



Univ. Circ., [11 (1891-93)], 28-29- 

 Fossil faunas in central Iowa. Philad. Ac. Nat. Sci. 



Proc., 1891, 242-265. 

 Eastern extension of the Cretaceous in Iowa. [1888.] 



Iowa Ac. Sci. Proc., 1 (Pt. 2), 1892, 21. 

 Preliminary note on the sedentary habits of Platyceras. 



[1888.] Iowa Ac. Sci. Proc., 1 (Pt. 2), 1892, 24. 

 Age of certain sandstones near Iowa City. [1890.] 



Iowa Ac. Sci. Proc., 1 (Pt. 2), 1892, 26. 

 Notes on the Bedrock Sandstone. [1890.] Iowa Ac. 



Sci. Proc., 1 (Pt. 2), 1892, 26-27. 

 Brick and other clays of Des Moines. [1891.] Iowa 



Ac. Sci. Proc., 1 (Pt. 2), 1892, 29. 

 Aluminium in Iowa. [1891.] Iowa Ac. fici. Proc., 1 



(Pt. 2), 1892, 29-30. 

 The Platyceras group of Paleozoic gasteropods. Amer. 



Geologist, 10, 1892. 273-277. 



The present basal line of delimitation of the Carbo- 

 niferous in northeastern Missouri. Amer. Geologist, 10, 



1892, 380-384. 



The principal Mississippian section. Amer. Geol. 



Soc. Bull.. 3, 1892, 283-300. 

 A remarkable fauna at the base of the Burlington 



Limestone in northeastern Missouri. Amer. Jl. Sci., 



44, 1892, 447-452. 

 Some Maryland granites and their origin. [1892.] 



Amer. Geol. Soc. Bull., 4, 1893, x, 299-304. 

 Epidote as a primary component of eruptive rocks. 



[1892.] Amer. Geol. Soc. Bull., 4, 1893, x, 305-312. 

 Natural gas and oil in Iowa. [1892.] Iowa Ac. Sci. 



Proc., 1 (Pt. 3), 1893, 15-18. 

 Iowa mineralogical notes. [1892.] Iowa Ac. Sci. 



Proc., 1 (Pt. 3), 1893, 18-22. 



Surface disintegration of granitic masses. [1892.] 

 Iowa Ac. Sci. Proc., 1 (Pt. 3), 1893, 22-24. 



Some American eruptive granites. [1892.] Iowa 



Ac. Sci. Proc., 1 (Pt. 3), 1893, 24-26. 

 A new locality for millerite. Amer. Geologist, 11, 



1893, 126. 



The unconformity of the Coal Measures and the 



St. Louis Limestone in Iowa. Amer. Geologist, 12, 



1893, 99-102. 



Geological formations of Iowa. Iowa GeoL Snrv. 



[Rep.], 1, 1893, 11-144. 

 Annotated catalogue of minerals. Iowa Geol. Surv. 



[Rep.], 1, 1893, 181-196. 

 Bibliography of Iowa geology. Iowa Geol. Surv. 



[Rep.], 1, 1893. 209-464. 

 An old volcanic eruption in Iowa. Science, 21, 1893, 



132. 

 Crustal adjustment in the upper Mississippi valley. 



[1893.] Amer. Geol. Soc. Bull., 5, 1894, xii, 231-242. 

 Cretaceous formations of northwestern Iowa. [1893.] 



Iowa Ac. Sci. Proc., 1 (Pf. 4), 1894, 24-25. 

 Derivation of the Unione fauna of the Northwest. 



[1893.] Iowa Ac. Sci. Proc., 1 (Pt. 4), 1894, 25-29. 

 Process of formation of certain quartzites. [1893.] 



Iowa Ac. Sci. Proc., 1 (Pt. 4), 1894, 29-31. 



Origin of anthracite. Amer. Geologist, 13, 1894, 

 411-415. 



Coal deposits of Iowa. Iowa Geol. Surv. [Rep.], 2, 



1894, 536 pp. 



The nature of coal horizons. Jl. Geol. (Chicago), 2, 



1894, 178-186. 

 Stratigraphic catalogue of Missouri fossils. Missouri 



Geol. Snrv. [Subj. Rep.], 4 r 1894, 241-264. 

 Paleontology of Missouri. Missouri Geol. Surv. 



[Snbj. Rep.], 4, 1894, 271 pp.; 5, 1894, 266 pp. 

 Synonymic indexical list of the fossils of Missouri. 



Missouri Geol. Surv. [Subj. Rep.], 5, 1894, 241-266. 

 A bibliography of North American paleontology, 



1888-92. U. S. Geol. Surv. Bull., Xo. 121, 1894, 251pp. 



Origin and relations of central Maryland granites. 



[1895.] U. S. Geol. Surv. Rep., 1893-94, 651-740. 

 Secular decay of granitic rocks. [1894.] Iowa Ac. 



Sci. Proc., 2, 1896, 27-31. 

 Synopsis of American Paleozoic echinoids. [1894.] 



Iowa Ac. Sci. Proc., 2, 1896, 178-194. 

 Opinions concerning the age of the Sioux quartzite. 



[1894.] Iowa Ac. Sci. Proc., 2, 1896, 218-222. 

 Acidic eruptives of northeastern Maryland. Amer. 



Geologist, 15, 1896, 39-46. 

 A hypsometric map of Missouri. Amer. Geologist, 



15, 1896, 314-317. 

 Superior Mississippian in western Missouri and 



Arkansas. Amer. Geologist, 16, 1896, 86-91. 

 Stratigraphy of the Kansas Coal Measures. . Amer. 



Jl. Sci., 50, 1896, 239-243. 

 Work and scope of the Geological Survey. Iowa 



Geol. Surv. [Rep.], 3, 1895, 45-98. 

 Glacial scorings in Iowa. Iowa Geol. Surv. [Rep.], 3, 



1895, 147-165. 

 Gypsum deposits of Iowa. Iowa Geol. Snrv. [Rep.], 



3, 1895, 257-304. 

 Geology of Lee county. Iowa Geol. Surv. [Rep.], 3, 



1895, 305-407. 

 Geology of Des Moines county. Iowa Geol. Surv. 



[Rep.], 3, 1895, 40JM92. 



The Cambro- Silurian question in Missouri and 



Arkansas. Jl. Geol. (Chicago), 3, 1895, 519-526. 



General geology of the Missouri crystalline area. 



Missouri Geol. Surv. [Subj. Rep.], 8, 1895, 84-104. 

 Characteristics of Ozark Mountains. Missouri Geol. 



Surv. [Subj. Rep.], 8, 1895, 317-352. 

 A report on Mine La Motte sheet, including portions 



of Madison, St. Francois and Ste. Genevieve counties. 



[1895.] Missouri Geol. Surv. [Snbj. Rep.], 9, 1896 (No. 4), 



132 pp. 

 Thickness of the Paleozoic rocks in the Mississippi 



basin. Amer. Geologist, 17, 1896, 169-173. 

 Serial nomenclature of the Carboniferous. Amer. 



Geologist, 18, 1896, 22-28. 

 Orotaxis : a method of geologic correlation. Amer. 



Geologist, 18, 1896, 289-302. 

 Geographic relations of the granites and porphyries 



in the eastern part of the Ozarks. Amer. Geol. Soc. 



Bull., 7, 1896, 363-376. 

 The Bethany Limestone of the Western Interior coal 



field. Amer. Jl. Sci., 2, 1896, 221-225. 

 Note on the nature of cone-in-cone. Iowa Ac. Sci. 



Proc., 3, 1896, 75-76. 



Two remarkable cephalopods from the Upper 



Palaeozoic. Iowa Ac. Sci. Proc., 3, 1896, 76-78. 



Bibliography of Missouri geology. Missouri Geol. 



Surv. [Subj. Rep.], 10, 1896, 219-523. 

 The geological occurrence of clays. Missouri Geol. 



Surv. [Subj. Rep.], 11, 1896, 35-48. 

 Ueber das Carbon des Mississippithales. Neues 



Jbnch. Min., 1896 (Bd. I), 96-110. 



A gigantic orthoceratite from the American Carbo- 

 niferous. Science, 3, 1896, 94-95. 

 Stages of the Des Moines, or chief coal-bearing series 



of Kansas and south-west Missouri and their equivalents 



in Iowa. [1896.] Iowa Ac. Sci. Proc., 4, 1897, 22- 



25. 

 Dual character of the Kinderhook fauna. Amer. 



Geologist, 20, 1897, 167-176. 

 List of Carboniferous [and Loess] fossils from Des 



Moines. Iowa Geol. Surv. [Rep.], 7, 1897, 330-335, 



344. 

 The physical nature of the problem of general 



geological correlation. Jl. Geol. (Chicago), 5, 1897, 



110-111. 

 A new method of synchronizing strata. Science, 6, 



1897, 655-656. 



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