56 [Proc.B.N.F.C. 



Norfolk and Norwich Naturalists' Society. 

 Transactions for 1872-73. 



Peabody Academy of Sciences, Salem, Mass., U.S.A. 

 Fourth Annual Report of Trustees. — 1872. 



Philadelphia, U.S.A., Academy of Natural Sciences of. 

 Proceedings for 1873. — 1873-74. 



Philadelphia, U.S.A., Natural History Club of. 

 Sixth Annual Report. — 1873. 



Plymouth Institution. 



Transactions. Vol. IV., Part 4. — 1873. 



Quekett Microscopical Club. 



Eighth Report.— 1873. 



Royal Geological Society of Ireland. 



Transactions. Vol. III., Part 3. (New series). — 1873. 



Royal Institution of South Wales. 

 Thirty-seventh Annual Report. — 1872. 



St. Louis, U.S.A., Academy of Science of. 

 Transactions. Vol. III., No. 1. — 1873. 



Scottish Arboricultural Society. 



Proceedings of Twentieth Annual Meeting. — 1873. 



Smithsonian Institution, Washington, U.S.A. 

 Report of Board of Regents for 1 87 1. 



Warwickshire Natural History and Archaeological Society. 

 Thirty-seventh Annual Report. — 1873. 



[From the respective Societies^ 



