396 PROCEEDINGS OF THE ACADEMY OF [1886. 



Argentine Republic. Stelzner's BeitrJige zur Geologic und Palseontologie. 

 8vo, 



Arnold Arboretum. Annual report of the Director for 1884-85, Cam- 

 bridge, Mass., 1886. 8vo, T. The Author. 



Arnold, Julius. Beitrage zur Entwicklungsgeschichte des Auges. Hei- 

 delberg. 1874. 8vo. I. V. Williamson Fund. 



Ashbumer, Chas. A. The product and exhaustion of the oil regions of 

 Pennsylvania and New York, 8th September, 1885. 8vo, T. 

 The geology of natural gas in Pennsylvania and New York, 8th Sep- 

 tember, 1885. 8vo, T. The Author. 



Astor Library, 37th annual report of the trustees of the, 1885. 8vo, T. 



The Trustees, 



Aurivillius, Carl W. S. Oversigt ofver de af Vega-Expeditionen insam- 



lade arktiska HafsmoUusker. II, Placophora och Gastropoda. 4to, 



T. 1885. 



Hafseverteb rater fran norrlligaste Tromso anat och Yestfinmarken. 



Stockholm, 1886. 8vo, T. The Author. 



Australian Museum. Ramsay's Catalogue of the Echinodermata. Part 

 I. 8vo. Sydney, 1885. The Museum. 



Autograph Letters of Conchologists. 2 vols. Geo. W. Tryon, Jr. 



Baculo, Bartolomeo. Nuove ricerche intorno I'apparato gauglionare in- 

 trinseco dei cuori linfatici. 8vo, T. Napoli, 1885. The Author. 



Balfour, Francis Maitland, Memorial Edition. The Works of Francis 

 Maitland Balfour, 8vo, 4 vols. London, 1885, 



Cambridge Scientific Instrument Co. 



Baillon, M. H. Dictionnaire de Botanique. Fasc. 19 and 20. 



I. V. Williamson Fund. 



Barcena Mariano and Miguel Perez. Estudios de Meteorologia comparada. 

 I. The Authors. 



Bargum, .Josias. Ein Fall von Actinomykosis hominis unter dem Bilde 

 eineracuten Infectionskrankheit verlaufend. Inaug. -Dissert, medic, 

 Facultat zu Kiel. 8vo, T. 1884. University of Kiel, 



Barral, J, A,, et Louis Passy, Soc, Nat, d'Agric. de France, Enquete sur 

 le Credit Agricole. II. 8vo, T. Paris, 1885. The Society. 



Barton, E. H., M. D. Report to the Louisiana State Medical Society on 

 the Meteorology, Vital Statistics and Hygiene of the State of Loui- 

 siana. 8vo, T. New Orleans, 1857. Wm. John Potts. 



Bastian, A. Die Culturlander des alten America. 111,1. Berlin, 1886. 



I. V. Williamson Fund. 



Bauer, Max. Lehrbuch der Mineralogie. 8vo. Berlin, 1886. 



I. V. Williamson Fund. 



Beauchamp, W. M. Land and fresh-water shells of Onondaga County. 

 8vo, T. Baldwinsville, N. Y., 1886. The Author. 



Becker, Ernst F., Ph. Zur Aetiologie der Darmeiuschiebunsen. luaug.- 

 Dissert. medicin. Facultiit in Kiel. 8vo, T. 1885. University of Kiel. 



Belgium. Musee Royal d'Histoire Naturelle de Belgique, Service dela 

 Carte geologique du royaume. Explication de la feuille de Meix- 

 Devant-Virton, Wacken, Thourout, Roulers, Marche, Sautour, 

 Durbuy, with Maps. The Survey. 



Bentham, George. Catalogue des Plantes Indigenes des Pyrenees et du 

 Bas Languedoc. A Paris. 8vo. 1826. I. V. Williamson Fund. 



Berg, C. Ueber die Lepidopteren-Gattung Laora, Walk. 8vo, T. 1885. 

 Observaciones sobre los estados preparatorios de algunos lepidopteros 



Argentines. 1886. 8vo, T. 

 Notas sinonimicas acerca de algunos Cerambicidos de la Fauna Ar- 

 gentina, 1886. 8vo, T, The Author, 



Berghaus' Pliysikalischer Atlas, Lief. 1-4, I. V. Williamson Fund. 



Berlese, Aug. Napoleone. Fungi Moricolse, F. II and III. 



I. V. Williamson Fvmd. 



