BIBLIOGRAPHY OF EDWARD WALLER CLAYPOLE 493 



On the Kingsmill white sandstone. Proc. Am. Phil. Soc, vol. xx, 1883, pp. 666- 

 673. 1883. Discussed by J. P. Lesley, pp. 673-675. 



On an error in identifying two distinct beds of iron ore in Report G of the geolog- 

 ical survey of Bradford county, Pennsylvania. Proc. Am. Phil. Soc, vol. xx, 

 1883, pp. 529-530. 



On a mass of Catskill rocks supposed to exist on the north bank of Towanda creek, 

 near Franklin. Proc. Am. Phil. Soc, vol. xx, 1883, pp. 531-533. 



On two small patches of Catskill represented near Le Roy on the map in Report G 

 in the second geological survey of Pennsylvania. Proc Am. Phil. Soc, vol. xx, 

 1883, pp. 533-534. 



On the equivalent of the Schoharie grit of New York in middle Pennsylvania. 

 Proc. Am. Phil. Soc, vol. xx, 1883, pp. 534-536. 



On the occurrence of fossiliferous strata in the lower Ponent (Catskill) group of 

 middle Pennsylvania. Am. Nat., vol. xvii, 1883, pp. 274-282. 



On Ctenacanthns and Gyracanthns from the Chemung of Pennsylvania. Proc Am. 

 Assoc. Adv. Sci., vol. xxxiii, 1884, p. 489. 



On the occurrence of the genus Dalmanites in the Lower Carboniferous rocks of 

 Ohio. Geological Mag., dec. iii, new series, vol. i, 1884, pp. 303-307. 



On some remains offish from the Upper Silurian rocks of Pennsylvania. Geologi- 

 cal Mag., dec. iii, new series, vol. i, 1884, p. 519. 



The Niagara group of New York absent from Perry county, Pennsylvania. Proc, 

 Am. Phil. Soc, vol. xxi, 1884, pp. 500-502. 



The Onondaga salt group, or gypseous group of New York, in Perry county, Penn- 

 sylvania. Proc Am. Phil. Soc, vol. xxi, 1884, pp. 497-499. 



On the Clinton and other shales, etc., composing the fifth group of Rogers in the 

 first survey of Pennsylvania. Proc. Am. Phil. Soc, vol. xxi, 1884, pp. 492-496. 



Notes on the genus Rensselaeria in the Hamilton group in Perry county, [Penn- 

 sylvania]. Proc Am. Phil. Soc, vol. xxi, 1884, pp. 235-236. 



On the equivalent of the New York Portage in Perry county, middle Pennsyl- 

 vania. Proc Am. Phil. Soc, vol. xxi, 1884, pp. 230-235. 



The Perry County fault. Note on an important correction in the geological map 

 of Pennsylvania. Proc. Am. Phil. Soc, vol. xxi, 1884, pp. 218-225. 



On the Hamilton sandstone of middle Pennsylvania. [Abstract.] Proc. Am. 

 Assoc, vol. xxxii, pp. 244-246, 1884. 



On the crumpling of the earth's crust as shown by a section across Huntingdon, 

 Juniata, and Perry counties, Pennsylvania. Read to American Association 

 for the Advancement of Science, 1884. Science, vol. iv, 1884, p. 258. 



Note on a relic of the native flora of Pennsylvania surviving in Perry county. 

 Proc. Am. Phil. Soc, vol. xxi, 1884, pp. 226-230. 



Preliminary notes on some fossil fishes recently discovered in the Silurian rocks of 

 North America. Am. Nat, vol. xviii, 1884, pp. 1222-1226. 



Pennsylvania before and after the elevation of the Appalachian mountains, a study 

 in dynamical geology. Am. Nat., vol. xix, 1885, pp. 257-268 ; Geol. Mag., dec. 

 Ill, new series, vol. i, 1884, p. 434. 



Perry county. Second Geological Survey of Pennsylvania, Report F2; a prelim- 

 inary report on the paleontology of Perry county, by E. W. Claypole, pp. 

 1-437, map. Harrisburg, 1885. 



On some fish remains recently discovered in the Silurian rocks of Pennsylvania. 

 [Abstract.] Proc. Am. Assoc, Adv. Sci., vol. xxxviii, 1885, pp. 424-428. 



