Vol.. 141 



APRIL 1st, 1915. 



[No, 10. 



THE 



JOURNAL 



CONCHO LOGY. 



FOUNDED 1874. 



BEING THE ORGAN OF THE CONCHOLOGICAL SOCIETY 

 OF GREAT BRITAIN AND IRELAND. 



PUBLISHED QUARTERLY. 



Hon. Editor : 

 J.R.lkB.TOMLIN,M.A,,F.E.S., 

 Lakefoot, 

 Hamilton Rd., Reading. 



Hon. Secretary: 



Rev. L. J. SHACKLEFORD, 



66, Granville Road, 



Blackpool. 



Hon. Tkbasukkk : 



E. D. BOSTOCK, 



OuLTON Cross, 



Stonis, Staffs. 



CONTENTS. 



Note on Marginella perla Marrat and Pusionella recurvirostris 



Marrat.— J. R. i.e B. Tomt.in 



Note on the Radula of Pyramidula rupestiis Drap. (with figure). — 



E. W. Bo WELL 



Obituary Notice : James Madison. — Editor 



A Cross between typical Helix aspersa and var. exalbida; its results 



and lessons.— A. W. Stelfox 



Editorial Notes ... 



The Radula of Hyalinia, III. ; the Radular Characteristics of H 



helvetica frona different localities (with figures). — A. E. BOYCOxr 

 A further Note on Pigmentation in Helicella gigaxii. — A. E 



Boycott and J. W. Jackson 



Littorina littorea L. : a Doubtful Record. — Rev. Dr. A. H. CoOKE 

 Note on H. hortensis var. fascialba Taylor. — ^J. E. A. JoLLiFFE 

 White Varieties of Helicella gigaxii. — C. Oldham... 

 Reversed Helix aspersa in Carnarvonshire. — C. Oldham ... 

 The Marine MoUusca of Sao Thome, II. : Descriptions of a New 



Genus and Five New Species (Plate 5). — J. R. LE B. ToMLiN 



and L. J. Shackleford 



Note on Turl)onilla phrikalea Watson (with figure). — ^J. R. le B, 



TOMLIN .. 



Census Authentications. — The Hon. Recorder .. 

 Proceedings: Dec. 9th, 1914 ; Jan. 13th, 1915 ; Feb. 6th, 1915 



(with figures) ; March loth, 1915 



PLATE 5. 



289 



290 

 291 



293 

 295 



297 



304 

 305 

 305 

 306 

 306 



307 



309 

 310 



313 



LONDON: Dulau & Co., Ltd., 37, Soho Square, W. 



LEEtxS: Taylor Bros., Sovereign St. | MANCHESTER: Sherratt & Hughes, 



St. Ann's St. 



spscxii.!^ E:x:H:xBirrs 



April 14 

 May 12 

 June 9 



Cyelonassa {■ 



Papuina. 



Mai'g-inella. 



Cyclops). 



