16 
The American Academy of Arts and Sciences, Boston. 
Proceedings, vol. viii. sig. 18-57. 
The Essex Institute, Salem, Mass. 
Bulletin, vol. ii. 
Proceedings, vol. vi. part 2. 
The American Philosophical Society, Philadelphia. 
Proceedings, vol. xi. nos, 83-85, 
, vol. xii, nos, 86, 87. 
Transactions, vol. xiv. parts 1 & 5, 
The United States Congress, Washington. 
Congressional Directory for the Third Session of the Forty- 
first Congress. 
The Franklin Institute. 
Journal, May to July 1871. 
The Museum of Comparative Zoology, Harvard College, 
Massachusetts, U.S.A. 
Bulletin, vol. ii. nos. 1-3, 
Catalogue of the Museum, no. 3, 
The Portland Society of Natural History, Maine, U.S.A. 
W. Wells, Water-power of Maine, 8vo. 
Fourth Report of the Commissioner of Fisheries. 
The Connecticut Academy of Arts and Sciences, New 
Haven, Connecticut. 
Transactions, vol. i, part, 2. 
, vol, ii, part 1. 
CANADA. 
The Natural-History Society, Montreal. 
The Canadian Naturalist, new series, vol. vi. no. 1. 
CenTRAL AMERICA. 
The Mexican Society of Natural History, Mexico. 
La Naturaleza, nos, 13-18, 
FRANCE. 
The Zoological Society of Acclimatation, Paris. 
Bulletin, August to December, 1870, 
, January to December, 1871. 
