XI. Mollusca für 1906. 5 



Chaster, G. W. Jaminia triplicata Studer, a new British 

 Terrestrial Mollusc. — In: J. Conch. Leeds, vol. 11, p. 319. 



Cliuii, C. Über die Geschlechtsverhältnisse der Cephalopoden. 

 — In : Zoolog. Anzeiger, vol. 29, p. 743—735. 



— System der Cranchien. Ibid. vol. 31, p. 82 — 86. 



Clapp, Geo. H. Notes on Carychium and Description of a new 

 Variety. — In: Nautilus, vol. 19, p. 138. With pl. 8. 



— Epiphragmophora kellettii and E. Stearnsiana. — In: 

 Nautilus, vol. 20, p. 13. Mit Textfig. 



Clessin, S. Die Conchylienfauna eines pleistocänen Tuff- 

 lagers im Tale der schwarzen Laaber bei Regensburg. — In : Nachrbl. 

 D. mal. Ges., vol. 38, p. 101—106. 



— Eine interglaciale ConchyUenfauna aus der Umgebung 

 Münchens. — In: Geognost. Jahreshefte 1905, vol. 18, p. 39 — 42. 



Cockei'ill, T. D. A. Subspecies, Mutations and Forms. — In: 

 Nautilus, vol. 20, p. 58. 



— Helix hortensis in New Foundland. — Ibid. p. 94. 



— The fossil Mollusca of Florissant, Colorado. — In: Bull. 

 Amer. Mus. N. H. 1906, vol. 22. 



Colgan, N. New marine Mollusca from Co. Dublin. In: Irish 

 Naturalist, vol. 15, p. 172. 



— Marine Mollusca of South-East Wexford. — Ibid. p. 235. 

 Collins-Baker, Fr. (1). Application of de Vries's Mutation 



Theory to the Mollusca. — In: American Naturalist, vol. 40. 



— (2). Notes on a Collection of Molluscs from the Vicinity 

 of Alpena, Michigan. — In: Transact. Acad. Saint-Louis, vol. 16. 



— (3). A Catalogue of the Mollusca of Illinois. — In: Illinois 

 State Laboratory N. H. 1906, vol. VII. 



Comber, E. A List of the Marine Mollusca in the Bombay 

 Natural History Societys Collection. — In: J. Nat. Hist. Soc. 

 Bombay, vol. 17, p. 207—218. 



Cooper, J. E. British Species of Vallonia. — In : J. of Concho- 

 logy Leeds, vol. XI, p. 340. 



Crowther, John E. Testacella scutulum at Rastrik. — In: 

 Naturahst, 1906, p. 252. 



Csiki, E. II. Mollusca. — In : A Magyar Birodalom Allat- 

 villäga. — Fauna Regni Hungariae. Animalium Hungariae hucusque 

 cognitorum enumeratio systematica. In Memoriam Regni Hun- 

 gariae mille abhinc annis constituti edidit Regia Societas Scientia- 

 rium Naturalium Hungarica. — Budapest 1906. 44 S. 



Da Costa, S. J. Descriptions of new species of Drymaeus, 

 Amphicyclotus and Neocyclotus from South and Central America. 

 In: Pr.^mal. Soc. London VII, p. 7—10, pl. I. 



— Description of a new species of Achatina from Mashona 

 Land. — Ibid. p. 11, Textfig. 



