No. I2.J OCT., (^Sv^?f) 1888. [Vol. 



THE 



JOURNAL 



OF 



CONGHOLOGY. 



ESTABLISHED IN 1 874 AS 



THE QUARTERLY JOURNAL OF CONCHOLOGY. 



CONDUCTED BY 



JOHN V/. TAYLOR, F.L.S., 



Membre Honoraire de la Soci^t^ Malacologique de France, 

 WITH WHICH IS INCORPORATED THE 



PROCEEDINGS OF THE CONCHOLOGICAL SOCIETY 

 OF GREAT BRITAIN AND IRELAND, 



PUBLISHED UNDER THE DIRECTION OF THE COUNCIL. 



CONTENTS. 



ORIGINAL COMMUNICATIONS: page 



Land and Freshwater Mollusca of Cardiganshire — Edward Collier ... 353 



Conch ©logical Notes from Picardy ... ... ... ... ... 356 



Helix nemoralis m. sinistrorbum — F. G. Fenn ... ... ... ... 357 



Vertigo minutissima in Gloucestershire — ^J. W. Williams 357 



Note on Vertigo tumida — ^J. W. Taylor ... 357 



Agriolimax montanus in Colorado — T. D. A. Cockerell ... ... 358 



P. marginata var. albina — J. W. Taylor 360 



Atnalia gagates in Cardiganshire — J. W. Taylor 360 



Argiope decoUata at Scilly — ^J. T. Marshall 361 



Bulimus decollatus in captivity — F. M. Hele ... 362 



Sphserium corneum upon the tarsus of Dytiscus marginalis — H. Wallis 



Kew . ... 363 



On the Red Fluid emitted by Planorbis corneus — ]. W. Williams ... 363 



On the Gonads of the Limnasse — ^J. W.Williams ... 364 



Limnsea auricularia floating — J.W.Williams ... ... 369 



Helix virgata var. radiata in the Isle of Wight — ^J. W. Taylor 376 



BIBLIOGRAPHY. ... 376 



PROCEEDINGS of the CONCHOLOGICAL SOCIETY 370 



LEEDS : TAYLOR BROS., Sovereign Street. 

 BERLIN; R. FRIEDLANDER & SOHN, Carlstrasse, il. 



