ADDITIONS TO LIBRARY. 
529 
Lesquereux, Leo. Cretaceous Flora. Report of the U. S. Geological 
Survey of the Territories. F. V. Hayden, U. S. Geologist, in charge. 
Vol. VI. Washington. F. Y. Hayden. 
Contributions to the Fossil Flora of the Western Territories. Part I. 
Cretaceous Flora. Department of Interior. 
A Review of the Fossil Flora of North America. The Author. 
Leuckart’s Bericht, 1858-65. Rathmell Wilson. 
Levaillant’s Oiseaux d’Afrique. 4 vols. Folio. Rathmell Wilson. 
Lewis, T. R., and D. D. Cunningham. A Report of Microscopical and 
Physiological Researches into the Nature of the Agent or Agents 
producing Cholera. Second Series. Calcutta. The Authors. 
Lewis, T. R. The Pathological Significance of Nematode Hsematozoa. 
Calcutta, 1874. The Author. 
Lielegg, Andreas. Die Geologischen Verhaltnisse Niederosterreichs. Wien, 
1875. I. Y. Williamson Fund. 
Linder, M. 0. Des Depots lacustres dn Yallon de Saucats. Bordeaux, 1872. 
The Author. 
Lithograph of the Island of Julia, with description. Framed. Rev. Dr. 
Jas. Saul. 
Lockyer, J. Norman. The Spectroscope and its Application. London, 
1873. Purchased. 
Lubbock, Sir John. On British Wild Flowers considered in relation to In¬ 
sects. London. Purchased. 
On the Origin and Metamorphosis of Insects. Purchased. 
Ludlow, W. Report of a Reconnaissance of the Black Hills of Dakota, 
made in the summer of 1874. Washington, 1875. Engineer Dep., 
U. S. A. 
Ludwig, Carl. Beitraege zur Anatomie und Physiologie als festgabe Carl 
Ludwig von Seinen Schuelern. ler and 2er Heft. Leipzig, 1875. 
Wilson Fund. 
Macedo, Joaquin Manoal de. Notions de Chorographie du Bresil. Traduc¬ 
tion de J. F. Halbout. Leipzig. The Translator. 
Malherbe’s Monographic des Picides. 4 vols. Folio. Rathmell Wilson. 
Mann, B. Pickman. Description of a Monstrous Female Imago of Anisop- 
teryx pomentaria, with remarks on the pupa. The Author. 
Explanation of the Corrigenda to a communication in these Proc., Yol. 
XV. Anisopteryx vernata, distinguished from A. pomentaria. The 
Author. 
Marschall, Agusto de. Nomenclator Zoologicus. Vindobonae, 1873. 
Purchased. 
Marsh, 0. C. New Order of Eocene Mammals, and Notice of New Tertiary 
Mammals. The Author. 
On the Odontornithes, or Birds with Teeth. The Author. 
McQuillen, Dr. J. H. A case of Oral Surgery. The Author. 
Memoirs of John Lewis Russel and Henry Coit. Henry Wheatland. 
M6moires sur le Canada, depnis 1749 jusqu’a 1760. Quebec. The 
Author. 
Menem’s Beytrage zur besondern Geschichte der Yogel. ler Heft. 1784. 
Rathmell Wilson. 
Meinicke, Prof. Dr. Carl E. Die Inseln des Stillen Oceans, ler Theil, 
Melanesien und Neusceland. Leipzig, 1875. I. Y. Williamson 
Fund. 
Michaud’s Complement des Mollusques de Draparnaud. Rathmell Wilson. 
Middendorff, Dr. A. v. Siberische Reise. Band IV., Theil 2. 2e Lief. 
St. Petersburg. Imp. Acad, of St. Petersburg. 
