— 30 — 



Cleveland. — Geological Society of America. 

 Davenport. — Davenport Academy. 

 Deuver. — Colorado Scientific Society. 

 Des Moines. — lowa Geological Siirvey. 

 Detroit. — Micliigan Fiscli Comnaission. 

 » Detroit Musenra of Art. 



Annual Report. 1891 á 1896, 1898. 

 GoodHope. — American Antiquarian and Orientalist. 

 Granville. — Denison University. 



Bulletin of the Scientific Laboratories. Vol. ix: Part. 

 11(1897). 

 Indianapolis — Indiana Geological Survey. 

 » Indiana Academy of Science. 



Proceedings. 1896. 

 lowa City. — State University. 



Bulletin from the Laboratories of Natural History. 

 Vol. IV: N'»^ 2, 3 (1897). 

 Itliaca. — Cornell University. 

 Lawrence. — Kansas University. 



Quarterly. (Science and math.) Vols. vi: N"« 3, 4; 

 VII : N"^ 1 á 3. 

 Lincoln. — Xebraska Academy of Sciences. 

 Little Rock. — Standfort University. 

 Madison. — AVisconsin Academy of Arts, Sciences and Letters. 



Transactions. Vols. ix: (1892-93), x (1894-95), xi: 

 (1896-97). 

 Mariden. — Meriden Scientific Association. 



Transactions. Yol. viii. 

 Mihvankee. — Pnlilic Mnseum. 



Anmial Report. 15 (1896-97). 

 » AVisconsin Natural History Society. 



Minneapolis. — Minnesota Academy of Natural Science. 



The American Geologist. Vol. xx : N'' 6 ( 1897 ). 

 Newark. — Newark Entomological Society. 

 New Haven. — Connecticut Academy of Arts and Sciences. 

 Newport. — Newport Natural History Society. 

 New York. — New Y^ork Academy of Sciences. 



Annals. Vol. ix: índice y título; Vol. xi: Part. 

 Tramactions. Vol. xvi( 1896-97). 

 » New York Entomological Society. 



Journal. Vols. v: N*^ 4; vi N"» 1 á 3. 



