802 



NORTH AMERICAN INDEX FOSSILS. 



America. U. S. G. S., Ann. Rept. 3 : 

 403-555, plates [Devonic-Miocenic]. 



1892 Gregory, J. W. The relations of 

 the American and European echinoid 

 faunas. G. S. A. Bull. 3 : 101-108. 



1892 James, J. K. Studies in prob- 

 lematic organisms. The genus of Sco- 

 lithus. Ibid. 3 : 32-44. 



1893, 1896 Sherborn, C. D. An index 

 to the genera and species of Foramin- 

 ifera, parts i and 2. Smith. Inst., 

 Misc. Coll. 37, no. 1031. 



1895 Scudder, S. H. Revision of the 

 American fossil cockroaches, with 

 descriptions of new forms. U. S. G. 

 S. Bull. 124, 145 pp., plates. 



1896-1909 Weeks, F. B., etc. Bibliog- 

 raphy and index of North American 

 geology. U. S. G. S. Bull. 127 (1732- 

 1891) : 188, 189 (1892-1900) ; 301 

 (1901-1905) ; 372 (1906-1907) ; 409 

 (1908). 



1897 Schuchert, C. A synopsis of 

 American fossil Brachiopoda, includ- 



ing bibliography and synonymy. Ibid. 

 87, 464 pp. 

 1898 Walcott, C. D. Fossil medusae. 

 U. S. G. S., Mon. 30, 198 pp. [Cam- 

 bric, Permic and Jurassic] 



1900 Nickles, J. M., and Bassler, R. S. 

 A synopsis of American fossil Bryo- 

 zoa, including bibliography and syn- 

 onymy. U. S. G. S. Bull. 173, 663 pp. 



1 90 1 Sardeson, F. W. Problem of the 

 Monticuliporoidea, parts i and 2. 

 Jour. Geol. 9: 1-27, 149-173, plates. 



1907 Grabau, A. W. Types of sedi- 

 mentary overlap. G. S. A. Bull. 1 7 : 

 567-636. [Paleozoic and Mesozoic 

 examples.] 



1907 Cushman, J. A. Types in the pa- 

 leontologic collections in the Boston 

 Society of Natural History. Proc. 

 Boston Soc. Nat. Hist, 33 : 249-275. 



1909 Williston, S. W. The faunal re- 

 lations of the early air-breathing ver- 

 tebrates. [Correlation paper 8. Car- 

 bonic-Tertiary.] Jour. Geol. 17: 389- 

 402. 



