86 [November 21, 



18th, 1866; K. K. geographlsche Gesellschaft, Wien, March 6th, 

 1866; Universitas Carolina Lundensis, Lund, November, 1865; Geo- 

 logical Survey of India, Calcutta, December 1st, 18G6 ; K. Preus- 

 sische Akademie der Wissenschaften, Berlin, March 15th, 1866 ; Uni- 

 versite Imperiale de Kazan, December 31st, 1865 ; Asiatic Society of 

 Bengal, Calcutta, May 21st, 1866 ; Wctterauische Gesellschaft fiir 

 die gesammte Naturkunde, Hanau, March 12th, 1866; Akklimati- 

 sations- Verein, in Bei'lin, March 8th, 1866 ; Gesellschaft fiir Geschichte 

 und Alterthumskunde zu Odessa, April 25th, 1866, presenting their 

 various publications. From the Societe Royale Linneenne de Brux- 

 elles, December 5th, 1865; Societe d'Agriculture, etc., du Departe- 

 ment de la Lozere, Mende, December 29th, 1865; Societe des Sci- 

 ences Naturelles de Groningue, January 4th, 1866 ; Institution Tey- 

 lerienne, Haarlem, February 18th, 1866 ; Societa Ligure di Storia 

 Patria, Geneva, December 1st, 1865 ; Schlesische Gesellschaft, Breslau, 

 March 20th, 1866 ; Verein von Alterthumsfreunden im Rheinlande, 

 Bonn, March 14th, 1866 ; Oberlausitzische Gesellschaft der Wissen- 

 schaften zu Gdrlitz, March 7th, 1866 ; K. Vetenskaps och Vitterhets 

 Samhalle, GotheborT;, March 20th, 1866 ; Gesellschaft Naturfor- 

 chender Freunde zu Berlin, March 21st, 1866 ; Verein in Bregenz, 

 April 10th, 1866 ; Mecklenburgischer patriotischer Verein, Kostock, 

 March 13th, 1866; Gesellschaft fiir Natur- und Heilkunde, April 6th, 

 1866; Gesellschaft Finnischer Aerzte, Helsingfors, March 17th, 1866; 

 Gesellschaft der Marino-Aerzte in Kronstadt, April 16th, 1866; Edi- 

 tor of the Tidsskrift, Copenhagen, June 10th, 1866; accepting the 

 pi'oposition of the Society to exchange publications. From the Na- 

 turhistorischer Verein der Preussischen Rheinlande und Westphalens, 

 Bonn, March 1st, 1866; Societe Linneenne ,de Bordeaux, June 8th, 

 1866, acknowledging the receipt of the Society's publications, pre- 

 senting their own, and replying to requests for complete sets of the 

 latter. From the Accademia delle Scienze dell' Istituto di Bologna, 

 April 2d, 1866 ; presenting its jiublications, and asking for certain 

 numbers of the Journal and Proceedings of this Society. From the 

 Verein der Freunde der Naturgeschichte in Mecklenburg, October 1st, 

 1865, acknowledging the receipt of the Society's publications, and 

 asking for a missing volume of Proceedings, also regretting inability 

 to complete the Society's set of its Archiv. From the Naturhistor- 

 isch-Medizinische Vertin, Heidelberg, October 15th, 1865, acknowl- 

 edging receipt of the Society's publications, and accepting the propo- 

 sition for an exchange. From the Naturhistorische Gesellschaft, Han- 

 nover, regretting the inability to supply its Jahresbericht. From the 

 Philosophische Facultiit, Upsala, April 19th, 1866, regretting inability 

 to exchange, as it issues no publications. From William H. Dall, 

 Acting Director of Scientific Corps, Behring's Straits Telegraph Ex- 



