BIBLIOGRAPHY. 275 



The composition, origin and relationship of the Corniferous fauna in the 



Appalachian province in North America: Jour. Geol., X, pp. 423- 



432, 1902. 

 Correlation of the middle and upper Devonian and the Mississippian 



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1909. 

 Western extension of some Paleozoic faunas in southeastern Missouri: 



Geo. Soc. America, Bull., XXV, No. 1, pp. 135-136, 1914. 

 Former extension of the Devonian formations in southeastern Missouri: 



Geol. Soc. America, Bull., XXVII, No. 1, p. 160, 1916. 



Wheeler, H. A. 



Clay deposits: Geol. Surv. Missouri, XI, pp. 403-404, 429, 1890. 



Williams, H. S. 



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 Scope of paleontology and its value to geologists: Am. Geologist, X, 



pp. 148-169, 1892. (167.) 

 On the recurrence of Devonian fossils in strata of Carboniferous age: 



Am. Jour. Sci.. 3rd ser., XLIX, pp. 94-101, 1895. 

 Devonian interval in northern Arkansas: Am. Jour. Sci., 4th ser., VIII, 



pp. 139-152, 1899. 

 Migration and shifting of Devonian faunas: Geol. Soc. America, Bull., 



XXI, pp. 285-294, 1910. 



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