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292 G-idley (J. W.). Tooth characters and revision of the North 
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293 Gilbert (Grove Karl). Physical history of Niagara River [New 
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295 Girty (George H.). The Waverly group in northeastern Ohio. 
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296 Gordon (C. H.). On the origin and classification of gneisses. 
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297 Gould (Charles Newton). Notes on the fossils from the Kansas- 
Oklahoma Red Beds. 
Jour. Geo!., vol. 9, pp. 337-340, 1901. 
Gives a description of the character of the Red beds and of the evi- 
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fossils recently found in the beds. 
298 - - Notes on the geology of parts of the Seminole, Creek, Cher- 
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Am. Jour. Sci., 4th ser., vol. 11, pp. 185-190, 1901. 
This paper is a contribution to the Red Beds problem of the region 
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299 - - Tertiary Springs of western Kansas and Oklahoma. 
Am. Jour. Sci., 4th ser., vol. 11, pp. 263-268, 1901. 
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300 Notes on the Kansas-Oklahoma-Texas Gypsum Hills. 
Am. Geol., vol. 27, pp. 188-190, 1901. 
Describes the geologic features of the region and discusses the age of 
the beds. 
301 The Dakota Cretaceous of Kansas and Nebraska. 
Kans. Acad. Sci., Trans., vol. 17, pp, 122-178, pis. 4-12, 1901. 
Gives a historical sketch of work on the Dakota group, describes its 
geographic distribution, character, occurrence, and relations, its eco- 
nomic products, and the general characteristics of its faunas and flora. 
Includes a bibliography. 
