1912.] NATURAL SCIENCES OF PHILADELPHIA. 553 



Conchology 65 Medicine 13 



Anthropology 39 Chemistry 12 



Ornithology... 3(1 Mammalogy.. 12 



Geography. 32 Mathematics 12 



Helminthology 28 Herpetology 5 



Physical Sciences 26 Miscellaneous 37 



Mineralogy 21 



Bibliography 20 8,793 



Ichthyology 13 



No effort has been spared to keep the department of journals 

 and periodicals up to its present very desirable standard of com- 

 pleteness. 



The following journals have been added to the subscription list, 

 complete sets having been secured when desirable: 



Behavior Monographs. Baltimore. 



Records of the Past. Washington. 



Baessler-Archiv. Leipzig. 



American Fern Journal. Port Richmond, X. Y. 



Monatsschrift f. Kakteenkunde. Berlin. 



Scottish Naturalist. Edinburgh. 



Revue Zoologique Africaine. Bruxelles. 



Mycologisches Centralblatt. Jena. 



Zeitschrift f. Garungsphysiologie. Berlin. 



Aquarium. Philadelphia. 



Internationale Mittheilungen f. Bodenkunde. Berlin. 



Parasitology. Cambridge. 



Zeitschrift f. Untersuchung der Xahrungs- und Genussmittel. Muenchen. 



Memoirs of the Biological Laboratory, Johns Hopkins University, Baltimore. 



Memoirs of the Wistar Institute of Anatomy and Biology, Philadelphia. 



Zentralblatt f. Zoologie. Leipzig. 



Revue francaise d'Ornithologie. Paris. 



Austral Avian Record. Watford. 



Zentralblatt f. normale Anatomic und Mikrotechnik. Berlin. 



Leaflets of Philippine Botany. Manila. 



The following new journals have been purchased: 



Beitrage zur Rheinischen Naturgeschichte. 1S49-53. Freiburg i. B. 

 Botanical Gazette. 3 vols. London. 

 Billotia. 1 vol. Paris. 



Bollettino della R. Istituto Botanico dell' University Parmense. 1892-93. Parma. 

 Transactions - of the Geological Society of Australia. 1 vol. Melbourne. 

 Boletim de la Sociedad Broteriana. Vols. 1-22 (1880-1906). Coimbra. 

 Acta Hortus Beigianus. Vols. 1-4 (1891-1907). Stockholm. 

 Travaux Scientifiques de l'Universite. Vols. 1-6 (1901-07). Rennes. 

 Mittheilungen des Badischen Zoologischen Vereins. Nos. 1-17 (1899-1905). 



Karlsruhe. 

 Correspondenzblatt f. Sammler von Insekten. 1860-61. Regensburg 

 Museum des Wundervollen, etc., 12 volumes (1810-13). Leipzig. 

 Naturalists' Journal. 8 volumes. London. 

 Annual Report and Transactions of the Plymouth Institution. Vols. 1-8. 



Plymouth. 

 Comptes Rendus des Congres des Societes Savantes de Paris, etc. 1908. 

 Mitteilungen der Aargauischen Naturforschenden Gesellschaft. 1-8. Aarau. 

 Acta Hortus Botanicus Universitatis Imp. Jurjevensis. Vols. 1-11. 

 Mittheilungen der deutschen Gesellschaft f. Geschichte der Medizin und Natur- 



wissenschaften. Vols. 1-8. 

 Berichte des physiologischen Laboratorium, etc., Universitat. Vols. 1-20. Halle. 



