die Systematik und die Biologie etc. der Mollusken im Jahre 1892. 269 



d'eau doiice observes dans le Dep. de la Seine-Inferieure, revue par 

 R. Fortin. In Bull. Soc. Ronen XXVII, p. 171 — 189. 



Bucquoy, E., Dautzenberg, P. et Dollfus, G. , les Mollusques 

 Marins du Roussillon. Vol. II, Fase. 6 — 7. 



Caruana-Gatto, A., new Clausiliae from Malta. In Med. Nat. 

 I, p. US. 



Derselbe, Disappearance of Spondylus gaederopus L. and other 

 species from Maltese Waters. Ibid., p. 156. 



Derselbe, Maltese Caecilianellae. Ibid. 11, p. 226. 



Derselbe, Assiminea littorina deUe Chiaje in Malta. Ibid. II, 

 p. 245. 



*Caziot, Liste des coquilles marines recueillies ä Bandol (pres 

 Toulon). In Feiiille jeunes natural., p. 148. 



Chaster, G. W., Shell hunting in Merionetshire. In Journ. 

 of Conchol. VI, p. 78, 79. 



Clessin, S., Bythinella bosnensis n. sp., Malacoz. El. IX, p. 20. 



*Cockerell, T. D. A. , Descriptions of alleged new species of 

 Helix and Veronicella concealed in „Museum Notes." In J, Inst. 

 Jamaica I, p. 55, 96, 134. 



Derselbe, Remarks on Australian Slugs. In Ann. Mag. N. H. 

 (6) IX, p. 370—372. 



Derselbe, the Genera Limax, Arion and Helix. In the Con- 

 chologist II, p. 28, 29. 



Derselbe, the British Arionidae. Ibid, p. 84, 85. 



Derselbe, new varieties of American Mollusca. In Journ. of 

 Conchol. VII, p. 39. 



Derselbe, a revised list of the species of British Slugs. Ibid., 

 p. 66—70. 



Derselbe, Notes on the North American species of Succinea. 

 In Nautilus VI, p. 21—25, 29—31. 



*Derselbe, the endemic features of the British Slug-Fauna. 

 In Science Gossip, p. 255 — 259. 



Collinge, W. E., Notes on the Variation of the Genus Arion. 

 In Ann. Mag. N. H. (6) IX, p. 307, 308. 



Derselbe, Limax maximus L. and its variety L. cinereoniger 

 Wolff. Ibid., X, p. 425, 426. 



Derselbe, Description of a new variety of Arion ho rtensis Fer. 

 and A. circumscriptus Johnst. In the Conchologist II, p. 26 — 27. 



Derselbe, some further remarks on the burrowing habits of 

 certain Land Mollusca. Ibid., p. 29, 30. 



Derselbe, a review of the Arionidae of the British Isles. In 

 Brit. Natural., p. 176—179. 



Cooke, A. H., on the origin of the genera of Land- and 

 Freshwater-Mollusca. In the Conchologist II, p. 41 — 48. 



Derselbe, on the geographical Distribution of the Land Mollusca 

 of the Philippine Islands, and their relations to the Mollusca of 

 the neighbouring groups. In Proc. Zool. Soc. London, p. 447 — 469. 



