16 
The American Museum of Natural History, New York. 
First Annual Report. 
The Smithsonian Institution. 
Miscellaneous Collections, 8, 9.—Osten Sacken, Diptera of 
N. America, part 4.—Contributions to Knowledge, 16. 
The Deputy Special Commissioner of the Revenue, 
Washington. 
Monthly Report, July, August, September, 1869, 
The Lyceum of Natural History, New York. 
Annals, ix. sig, 10-20. 
The American Academy of Arts and Sciences, Boston. 
Proceedings, vol. viii. to p. 136. 
The Essex Institute, Salem, Mass. 
Bulletin, vol. i. 1869. 
Proceedings, vol. vi. part 1. 
The American Philosophical Society, Philadelphia. 
Proceedings, vol. xi. no. 8, 
The Chicago Academy of Sciences. 
Transactions, vol. 1. part 2. 
The Regents of the University of the State of New York, 
Albany. 
Twenty-second Annual Report. 
CANADA. 
The Nova-Scotia Institute of Natural Sciences. 
Proceedings, vol. ii. part 3, 
CENTRAL AMERICA. 
The Mexican Society of Natural History, Mexico. 
La Naturaleza, nos. 1-11. 
FRANCE. 
The Zoological Society of Acclimatization, Paris. 
Bulletin, November, December, 1869. 
, January, March, April, July, 1870. 
