188 



Schriften der K. Physikal. Okonomischen Gesellschaft zu Konigsberg in Pr. 

 Erster Jahrgang, Erste Abtheilung. 4to. Pampli. 1860. 



Memoires de la Societc'- de Physique et d'Histoire Naturelle de Geneve. 

 Tome XV. 2enie Partie. 4to. 1860. 



Kongliga Svenska Vetenskaps-Akademiens Handlingar, Ny Foljd. Andra 

 Bandet. Andra Haftet. 4to. 1858. Ofversigt af K. V— A. Forhandlingar ; 

 Sextonde Argangen, 1859. 8vo. Stockholm, 1860. K. S. Fregatten Eugeuies 

 Eesa Omkring Jordeii, &c. Zoologi. iv. Haft 7. 4to. 



Smithsonian Contributions to Knowledge. Vol. xii. 4to. Washington, 

 1861. 



Proceedings of the American Antiquarian Society for 1861. 8vo. Pamph. 



Proceedings of the Academy of Natm-al Sciences of Philadelphia. Sigs. 4, 

 5, 6. 8vo. Pamph. 1861. 



Canadian Journal of Industry, Science, and Art, for May, 1861. Toronto. 



Silliman's American Journal of Science and Arts. Vol. xxxi. No. 93. 

 1861. 



Mining Magazine. Vol. ii. No. 2 (2d series), for April, 1861. New Haven. 



Actes de la Socic^te Linndenne de Bordeaux. 2ierae S<?rie. Tome x. 5^ Liv- 

 raison. 1856. Pamph . 



Annual of Scientific Discovery for 1857 and 1860. By D. A. Wells, M.D. 

 12mo. Boston. Received in Exchange. 



Annals and Magazine of Natural Histoiy. Vol. vii. Nos. 40, 41, and 42. 

 1861. London. 



Ichnogi-aphs from the Sandstone of the Connecticut River. By James Dean, 

 M.D. 4to. Boston. 1861. 



History of Infusoria, &c. By A. Pritchard. 8vo. London. 1861. 



Proceedings of the Zoological Society of London (illustratecJ). 8vo. 1860. 



Thesaurus Conchyliorum. By G. B. Sowerby. Part 20. 8vo. London. 

 1860. From the <Jourtis Fund. 



Thirty Years in the United States Senate. By Thomas H. Benton. 2 

 vols. 8vo. New York. 



Autobiography of Dr. Alexander Carlyle. 12mo. Boston. 1861. 



Encyclopaedia Britannica. Eighth edition. Vol. xxi. 4to. Boston. 1860. 



Life of Major Andrd. By Winthrop Sargent. 12mo. Boston. 1861. 

 Deposited by the Rejmblican Institution. 



September 4, 1861. 



The President in the chair. 



Dr. C. T. Jackson presented, in the name of the author, 

 the following paper : — 



Descriptions of new Cretaceous Fossils from Texas. By 

 B. F. Shumard. 



The fossils described in the present commnnication were obtained 

 chiefly from the counties of Lamar and Navarro. Those from Lamar 



