1889.] NATURAL SCIENCES OF PHILADELPHIA. 463 



Programme for observation of the minor planet Victoria. 4to. 1886. 



Royal Observatory, Cape of Good Hope. 



Quenstadt, Friedrich August. Die Ammoniten de schwilbischen Jura. H. 20 and 



21, F. anil A. I. V. Williamson Fund. 



Rabenhorst, L. Kryptogamen Flora Deutschlands.Oesterreichs und dei Schweiz. 



I, Bd. 3e Abth. 31 L. ; Iller Bd. L. 12, 13. 14; IVer Bd. L. 10, 11. 



I. V. Williamson Fund. 

 Ramsey, E. P. Tabular list of all the Australian birds at present known to the 

 author, showing the distribution of the species over the continent of Aus- 

 tralia and adjacent islands. 8vo. Sydney. 1888. 



Trustees of Australian Museum, 

 Rathbun, R. The devonian brachiopoda of the Province of Para, Brazil. 8vo T. 

 1878. 

 Descriptive catalogue of the collection illustrating the scientific investigation 

 of the sea and fresh waters. 8vo T. Washington, 1882. 



Angelo Ffeilprin. 

 Rayet, M. Com. Meteorol. de la Gironde. Observations pluviometriques etther- 

 mometriques faites dans le Departement de la Gironde de Juin 1886 a Mai. 

 1887. Bordeaux, 1887. The Author! 



Reade, Oswald A. Plants of the Bermudas or Somers' Islands. 8vo T. Ber- 

 muda, 18S5. Angelo Ffeilprin. 

 Reinke, Dr. J. Atlas deutscher Meeresalgen. Heft I. I. V. Williamson Fund. 

 Renevier, E. Congres geologique international de Londres en Septembre, 1888. 

 Philippe de la Harpe, sa vie et ses travaux scientifique. 8vo. Lausanne 

 1889. The Author. 

 Report on the census ol Assam for 1881. 4to. Calcutta, 1883. 



East Indian Government. 

 Repoit on the census of British Burma. Taken on the 17th of February, 1881. 

 4to. Rangoon, 1S81. . East Indian Government. 



Reusch, Hans. Bommeloen og Karmoen med Omgivelser geologisk beskrevne. 

 Christiana, 1888. 4to. Geological Society of Norway. 



Ricart, D. Lauro Clariana y. Memoria inaugural leida en la nochedel lOleNov., 

 por D. Lauro Clariana y Rickart en la Real Academia de Ciencias natur- 

 ales y Artes de Barcelona en el Afio Academico de 1888 a 1889. Barce- 

 lona, 1889. The Author. 

 Rice, Lewis. Report on the Mysore census of 1881. 4to. Bangalore, 1884. 



East Indian Government. 

 Richter, Edward. Die Gletscher der Ostalpen. 8vo. Stuttgart, 1 888. 



I. V. Williamson Fund. 

 Rogers, H. R. Gravity. 8vo T. Dunkirk, N. V., 1889. 



The nebular hypothesis. 8vo T. Dunkirk, N. Y., 1889. The Author. 



Rolleston, George. Forms of animal life, a manual of comparative anatomy with 

 description of selected types. 8vo. Oxford, 1888, 2nd Ed. 



I. V. Williamson Fund. 

 Rosenbach, H. Microscopical physiography of the rock-making minerals; an aid 

 to the microscopical study of rocks .... Translated and abridged for use 

 in schools and colleges by Joseph P. Iddings. 8vo. New York, 1888. 



I. V. Williamson Fund. 

 Rossmassler's Iconographie der europaischen Land und Siisswasser Mollusken. 

 IV, 1, 2. I- V. Williamson Fund. 



Roumania. Harta geologica generala. Sheets 15-19, 20-24. 



Ministeral Lucrarilor publice. Anuarulu Biuroului Geologicu, Anul III* 1. 



Geological Survey of Roumania. 

 Roverosa, D. Jose N. Vida y trabajos del naturalista Belga Augusta B. Ghiebreght. 

 Explorator de Mexico. 4to T. Tabasco, 1889. The Author. 



Rutley, Frank. Rock-forming minerals. 8vo. London, 1888. 



I. V. Williamson Fund. 



Ryder, Prof. J. A. The origin and meaning of sex. 8vo T. Philadelphia, 1889. 



Academv Extra and " Biological Bulletin, No. 1." The Author. 



