288 
REPORT of the LIBRARIAN. 
Our Society has arranged an exchange of publications 
with thirty-eight societies, of which thirty-four have 
already sent us their Proceedings for the past or former 
years. The following list gives the titles of the exchanges 
received, and includes also four works which have been 
presented to the library by some of our members :— 
Ik 
I 
Annales du Musée d’Histoire naturelle de Marseille. 
Tomes I. and II. 
Archiv des Vereins der Freunde der Naturgeschichte 
in Mecklenburg. Jahr: XXX VI.—XLII. 
. Archives Néerlandaises des Sciences exactes et na- 
turelles. T. XXII. et XXII. T. XXUIM | 422 ee aire 
. The Australian Museum. Descriptive Catalogue of the 
Sponges. By R. v. Lendenfeld. Presented by the 
Australian Museum, Sydney. 
. Berichte der naturforschenden Gesellschaft zu Freiburg 
fe big deyararel2 JO, eyo! JME. 
. Berichte der Oberhessischen Gesellschaft fur Natur- 
und Heilkunde. Nos. 18S—26. 
. Bericht uber die Senckenbergische naturforschende 
Gesellschaft in Frankfurt a. M. 1887 and 1888. 
. Berichte uber die Verhandlungen der konigl. sach- 
sischen Gesellschaft der Wissenschaften zu Leipzig. 
lisslo——cish  isiss). Ite 
. Bijdragen tot de Dierkunde, uitgegeben door het 
genootschap Natura Artis Magistra, Amsterdam. 
Jaarg. V., No. 1.—Afl. 10—14; 16, and Feest-No. 
1888. 
