32 BOOKS RECEIVED. 



Hidalgo, J. G. — " Description d'une nouvelle espece de Cassis," p. 217. 

 Cassis crossei from the Phillipine Isles. 



Crosse, H. — " Note sur la distribution geographique du Cypraea achatidea 

 Gray (C. physis auct., non Broechi) dans la Mediterranee," p. 218-221, 

 pi. vii. 



Dautzenberg, Ph.— " Description de deux especes nouvelles de Bulimiis," 

 pp. 222-225, pi. vii. 

 Bulimuliis (Goniostomus) houvieri and B. (BostiyxJ moniczi. 



Fischer, H. — " Note sur le bras hectocotylise et sur le dimorphisme du 

 sepion de Sepia orbignyana, Ferussac," pp. 233-236, pi. viii. 



Hidalgo, J. G. — " Catalogue des especes du genre Cochlostyla, Ferussac qui 

 vivent dans les lies Phillippines," pp. 237-353. 



Vayssiere, A. — " Description de deux especes nouvelles de Pleurobranchides," 

 P- 353- 

 Pleurohranchus crossei and P. giardi. 



Mayer-Eymar, M. C. — "Description de coquilles fossiles des terrains 

 tertiaires inferieurs (suite)," pp. 356-368, pis; ix. and x. 



The Irish Naturalist, June and July, 1897. 



Adams, L. E.— " Land and Freshwater Mollusca of Ballycastle district," 

 pp. 179-183. 



Chaster, G. W. — " Notes on the Marine Mollusca of Rathlin Island," pp. 

 184-187. 



The Naturalist, 1897, Nos. 262-264 (1897). 



Science Gossip, vol. iii., No. 36. Vol. iv., Nos. 37 and 38. 



Gude, G. K. — " Armature of Helicoid Landshells " (with new species and 

 a new form oi Plectopylis), vol. iii., p. 332; vol. ii., pp. 16-11 and 36-37. 

 figs. 

 New species . Plectopylis clathratuloidcs and P . muspratti. 



Bowell, E. Wake. — " The Odontophores of Mollusca," vol iv., p. 6, figs, 

 of rows of " teeth " from various British Vitreas, etc. 



K.NOWLEDGE, May-July, 1S97. 



EDITOR'S NOTE. 



The attention of readers is called to the notice that appears on the 

 second page of the cover with reference to the forming of a complete record 

 of the distribution of the land and freshwater Mollusca of the. British Isles. 

 It is hoped that a first instalment of revised County lists will appear in the 

 next number of the Journal. 



August loth, 1897. 



