OF CONCHOLOGY, «** 



Various other errors in the first paper on this subject, published 

 in the "Annals" for July, are here corrected. 



On G-eorissa, Acmella (Cyclostoma tersum, Bens.), Tricula 

 and Cyathopoma millium, Bens. By William T. Blan- 



FORD. 



Greorissa is not distinguishable from Bydrocena, and merges 

 in it. 



Acmella, gen. nov., type ffydrocena tersa, Pfr. = Cyclostoma 

 tersum, Bens. 



DANISH. 



Videnskabelige Meddelelser fra Naturhiatorisk Porening i Kjo- 

 benhavn for Aaret, 1S68. 



Faunula Molluscorum Islandice. By 0. A. L. Morch. 



This paper contains, first, a bibliographical review, and, sec- 

 ondly, a list of species, with descriptions, synonymy and critical 

 remarks. One hundred and fifty-six species are enumerated. 



Zillcegtil "Faunula Molluscorum Insularum Fceroensium." 

 By 0. A. L. Morch. 



GERMAN. 



Systematisches Conchylien-Cabinet von Martini und Cuemnitz. 

 Continued by II C. Kiister Part 200. Nurnberg, 1870. 



The text completes the monograph of Donax, and continues 

 those of Murex and Ranella. 



Donax rostrata, Romer, n. sp. Upper Guinea. 



Novitates Conchologicae. Supplement III. Monographic der Mollusken- 

 gattung Venus. By Dr. Edward Romer. Parts 26 to 29. Cass I, 1870. 12 



colored plates. 



The monograph of Tapes is continued in these numbers. 



Novitates Conchologicae. Laud Conchylien. By Dr. Louis Pfeiffer. Part 

 37, (with three colored plates). 



Bulimus Dammarnnsis, Pf., n. sp. Africa. 



Novitat33 Conch 3logic?s. Meeres Conchylien. By Dr. W. Dunker Part 

 16. 



The following new species are described : 



Barbatia Petersii, Dkr. Madagascar. 



Area Crossei, " Mazatlan. 



Area fusco-marginata, Dkr. Madagascar. 



