PROCEEDINGS : APRIL 8, I922. 319 



510th Meeting, held at the Manchester Museum, April 8th, 1922. 



Mr. G. C. Spence in the chair. 



New Member Elected. 



II. (le W. MarrioU. 



Members Deceased. 



R. M. Lighlfoot. Rev. E. A. Woodruffe-Peacock. 



Papers Read. 



"The Helicoid group Callina Lowe, with description of a New Species," by 

 Prof. T. D. A. Cockerell. 



"Three Cephalopods new to Dorset," by T. E. Belcher. 

 ^' Crepidula fornicata in Dorset," by T. E. Belcher. 



Exhibits. 



By Mr. H. Coates : — Pal tide strina jenkinsi, Pisiduun casertaiium, and P. 

 siibtriincatum, taken from bill of a scaup duck ( Nyroca juarila) shot in the Old 

 Harbour, Perth (Perth Mid.), on Feb. 15th, 1922. Some of the shells were 

 adhering to the outside of the bill ; others were entangled in the lamelkie, and 

 illustrate a probable means of transport and dispersal of small molluscs. 



By Mr. R. Standen : — Opeas gracile Hutton, and Lencocheiloides coenopicttis 

 Hutton, from Khartum (coll. R. Cottam, Sept. 1921). 



By Mr. J. W. Jackson: — Milax sowerbyi var. nigrescens and Agriolimax 

 agrestis var. reticulata, from a garden at Withington, Manchester (coll. J. 

 Watson, April 1922); large Ensis ensis (length, 22 cm.) from Little Haven, 

 Pembrokeshire. 



By Mr. E. Crapper : — L. pereger kom. Kinfauns, Perth, and R. Esk, Langholm, 

 Dumfries ; A fluviatilis, from Glencarse, Perth ; Pisidiuni casertanum, from 

 Dighty Water, Dundee, and Laird's Loch, Forfarshire ; also P. nitiduni^ from 

 Huntly Burn, Perth. 



By the Rev. L. W. Grensted : — Vallonia costata, from Hall Road, S. Lanes. ; 

 Paludestrina leiikinsi (carinateand non-carinate), from the neighbourhood of R. 

 Alt, Hightown, S. Lanes. Some interesting remarks were made on tidal influences 

 and carination. 



511th Meeting, held at the Manchester Museum, May 6th, 1922. 



Mr. G. C. Spence in the chair. 



Member Deceased. 

 G. H. Taylor. 



Sympathetic reference was also made to the recent death of a former member, 

 J. Kidson Taylor. 



Papers Read. 

 " On the Association and Non- Association of Helix nemoralis Linne and Helix 

 hortensis Mliller," by W. Cartwright, M.Sc, O.B.E. 



"Some uses of Shells in the Belgian Congo," by F. M. Dyke. 



Exhibits. 



By Mr. F. M. Dyke : Olivella inutica and Cypnca inoneta to illustrate his note. 



By Mr. J. W. Jackson: Cypnva annulus used in the markets of Ibadan, West 

 Africa; also Cyprim annulus and pot imitations from tomb in Middle Egypt 

 (800-300 B.C.). 



By Mr. R. Standen : Eggs of Cypnca caputserpentis from Funafuti. 



