OF CONCHOLOOY. 



213 



Einige Bemerkungen ub3- die Veranderlichkeit der Moliusken- 

 schalen und Verwrandtes. By I). F. Heynemann. 8vo, 44 pp. Frank- 

 fort a. M , 1870. \ 



Auszug a is meiaem Tagebuche. Bericht ubar das Auffiaden der 

 lebeuden Xylopdaga dorsalis Turton. By T. A. Verkruzen. Pam- 

 phlet, 4 pp. Frankfort a. M., 1871. 



Notizen ub°r Austern Cultur. Von Richard Ritter von Erco. 8vo., 57 pp. 

 Plans and Plates, Trieste, 1869. 



Contains an account of the methods of oyster culture pursued 

 in the principal centres of this industry in the various European 

 waters. The illustrations comprise principally the ground plans 

 of the parks, etc. 



Verhandlmigen d*r K. K. Zoologisch-botanischen Gesellschaft in 

 Wien. Vol. XX, 1870. 



Die Fluss und Land- Conchylien G-aliziem. By Dr. J. 

 Jachno. 



One hundred and thirty-nine species are enumerated. 



Ueber Dreis&enomya. By Theodor Fuchs. 



This paper describes a new fossil genus of Mytilacea. 



Douum Bismaickianura. Eine sammlung von Sudsee-Conchyiien, 

 bearbeifcet von Edward von MarteLS uad Bernhard Langkavel. 



4to. 74 pp. and 4 colored plates. Berlin, 1871. 



This handsome work contains a list of a valuable collection of 

 shells made by the Consul of the North (lerman Confederation 

 at Honolulu. 



There are no new species described, but copious remarks on 

 synonymy and an appendix on geographical distribution. The 

 species were principally determined by W. H. Pease, and many 

 of them were first described and figured in this Journal. 



FRENCH. 



Annates des Sciences Naturelies Zoologie. 5th Series, Vol. XIV. 

 Paris, 1870. 



Recherches anatomiques sur V Ombrelle de la Mediterranee. 

 By M. G. Moquin-Tandon. (Illustrated by eight plates.) 



15 



