OF CONCHOLOGY. 211 



Malakozoologische Elaf-er. XVII. 8vo, 166 pages, 4 plate?. Gasseli 

 1870. 



Beschreibung neuer Arten von Dosinia und Tapes. By Dr. 

 Edw. Rb'MER. 



Dosinia corculum. China. Tapes ducalis. China. 



" nuculoides. Indian 0. Hemitapes Dohrni. Philippines. 

 " ccesicia. Hab. Dosinia physema. Japan. 



" cyclas. Brazil. " areolata. Australia. 



Einige Fragen zur geneigten Priifung. By Dr. Edw. 



Rb'MER. 



This paper is an attempt to recognize some of the obscure 

 species figured and described in Chemnitz's Conchylien Cabinet. 



Literatur. 



Diagnosen neuer Meeres- Conchylien von Japan. By Dr. C. 

 E. Lischke. 



Triton Loebbeckei, Haliotis supertexta, 



Acmosa concinna, Acmcca Schrenckii, 



Soletellina Boeddinghanei, Chama ambigua, 



Ohama Dunkeri, Chama semipurpurata, 



Chama retroversa, Pecten quadriliratus. 



Zwei neue Achatineu. By Dr. L. Pfeiffer. 



A. Dohrniana, Angola. A. Dammarensis, Dammara. 



Conchylien aus dem obem Nilgebiet. By E von Martens. 



Planorbis Sudanicus. 



Zur Kunde der Weiehthie.re Schleswig-Holsteinx. By 

 Ernst Friedel. (Continued from Vol. XVI.) 



Ueber Nassa reticulata, L. By E. von Martens. 



Zur Molluskenfauna von Cuba. By Dr. L. Pfeiffer. 



Ohondropoma Icetum, Gutierrez. Helix Hillei, Gundlach. 



Pupa tenuilabris, Gundlach. Cylindrella Clerchi. Arango. 

 Cylindrella geminata. Pfr. 



Diagnosen neuer Landschnecken. By Dr. L. Pfeiffer. 



Helix leucophthalma, Celebes ? Bulimus Dammarensis, Dam- 

 mara. 



Die 3Iollusken Pommers. By Dr. Lehmann. 

 Uebersicht der von Lorentz Spengler beschreibenen Conchy- 

 lien. By Dr. 0. A. L. Morch. 

 Diagnosen neuer Landschnecken. By Dr. L. Pfeiffer. 



