ETATS-UNIS DE L'AMÉRIQUE DU NORD. 



4. American Entomological Society. 



Transactions, XXVIII, 2 à 4. 



Entomological News, XII, 9 et 10; XIII, 1 à 10. 



2. Cambridge Entomological Club. 



Psyché, 309 à 320. 



3. New-York Entomological Society. 



Journal, X, 2. 



4. Muséum of Comparative Zoology of Harvard Collège, in 



Cambridge. 

 Bulletin, XXXVIII, 7; XXXIX, 3, 4; XL, 1, 2, 3; XLI, 1. 

 Annual Report, 1901-1902. 

 Memoirs, XXVII, 1,2. 



5. The American Naturalist, 420 à 428, 430, 431. 



6. American Journal of Science (4), 73 à 84. 



7. United States Department of Agriculture. 



Bulletin (new ser.), 32 à 36. 

 Circulars (2), 46, 48 à 55. 



8. Boston Society of Natural History. 



Proceedings, XXIX, 15 à 18; XXX, 1-2. 

 Occasional papers, VI. 



9. Academy of Natural Sciences of Philadelphia. 



Proceedings, 1901, 1 et 3; 1902, 1. 



10. United States Geological Survey. 



Annual Reports, XXI, 2 à 5, 7. 



Bulletin, 177 à 190, 192 à 194. 



Monographs, XLI. 



Reconnaissances in the Cape Nome Gold Région Alaska. 



The geology and minerai ressources of a portion of the 



Gopper River District, Alaska. 

 Minerai resources, 1900. 



11. American Philosophical Society. 



Proceeding, XLI, 168 à 170. 



12. American Academy of Arts and Sciences. 



Proceedings, XXXVII, 15 à 23; XXXVIII, 1 à 3. 



13. Smithsonian Institution. — U. S. National Muséum. 



Contributions to knowledge, 1309. 



Report, 1900. 



Miscellaneous Collection, 1259, 1174, 1312-1314. 



Proceedings, XXIV, n^" 1268, 1275, 1280, 1283, 1284, 1290. 



