268 JOURNAL OF CONCHOLOGY, VOL. II, NO. 9, JANUARY, I906. 



largest and most extraordinarily-marked specimen known, C. mappa, C. viiellus, 

 C. thersites, C. helvola, C. stolida, Ma7-ginella psendofaba, Cassis coronulata, C. 

 areolata, Harpa conoidalis, H. 7-osea, Murex saulaa, Strombus papilio, Coitus 

 aurisiacus, C. victoria, C. nobilis, C. cedo-nulli, C. orbignyi, C. grantilatus, C. 

 vaiitieri, and Terebellum subulatum. 



By Mr. B. R. Lucas : Sinistral living Valvata piscinalis and var. antiqua of 

 same, from Bud worth Mere, Cheshire ; sinistral Bythinia orcula Bens., from 

 Burmah ; some curiously deformed Planorbis cornetis ; and British taken Helix 

 villosa, means of introduction not ascertained. 



By Mr. J. M. Williams : Two drawers of Cypraaiigris, with localities, beautiful 

 specimens of typical and varietal forms. 



By Mr. R. Standen : Eggs of many exotic Helices, Biilimi, PartulcB, and 

 Lattistes, accompanied by the shells belonging thereto ; turreted forms of Planorbis 

 ■umbilicatus, from Didsbury ; sinistral specimen of Placostyliis ouveanus var. lifu- 

 aniis Crosse ; Sphcerium pallidtun Gray, from all its recorded British localities ; 

 a fine series of most of the known species of Odojtiostotmis, from South America ; 

 Vallonia excentrica, from U.S.A. ; and scalariform examples oi Helicigona arbus- 

 toruiii. Helix aspersa, and H. pisana. 



By Mr. Thos. Edwards : Series of the British Rissoa ; Aviciila hirundo, taken 

 off Eddystone ; Buccimiin undatian, fine series of scalariform, sinistral, acuminate, 

 carinate, bioperculate, and curiously malformed examples from the Thanet coast ; 

 Neptmiea aiitiqua, acuminate, sinistral, and malformed, from the Thanet coast ; 

 var. contraria, Red Crag, and from raised beach, Uddevalla, Sweden ; Fusus 

 longcevus, F. pyrus, and F. regtdaris, from Barton Clay. 



By Mr. Edward Collier : Helix nemoralis, of very large size, from Donegal, 

 Galway, Clare, and Kerry, Ireland ; also from Corbeyrier, Switzerland, to illustrate 

 some of Mr. Welch's "habitat" photographs. 



By Mr. J. Wilfrid Jackson : A series of photographs of typical habitats of 

 British freshwater mollusca, including the late Mr. Thos. Rogers' original habitat 

 for Planorbis dilatatiis at Pendleton ; Cheshire locality for the same at Dukinfield; 

 present stronghold for the same in canal near Ashton, Lanes. ; Mr. F. Taylor's 

 original habitat for Paludestrina taylori at Fairfield Locks ; view of a very prolific 

 locality for same at Dukinfield ; habitat for Physa . heterostropha in canal near 

 Ashton ; sets of the shells of each species shewn to supplement photographs ; 

 locality series oi Paludestrina jenkinsi with var. carinata, from Droylsden; Dukin- 

 field ; Guide Bridge ; Ringley ; Sandbach ; Norfolk Broads ; Derby ; Beckton ; and 

 Rainham. Also several Tasmanian and New Zealand species, very much resembl- 

 ing P. jenkinsi both in form and texture of shell, including Potamopyrgus corona, 

 P. nigra, and Bithinella legrandiana ; and two American species resembling 

 Paludestrina taylori { = Aiiinicola broivnii) and P. imitator; Helix pamatia m. 

 sinistrorsum, from Box Hill, Surrey, second British record ; and photographs of 

 "snail-borings," Silverdale, Lanes. 



By Mr. C. E. Wright : Helix hortensis, a number of varieties and band forms 

 from Oundle, Northants ; Helicigona arbjistoruni and vars. fusca and canigonensis 

 from Maidwell Dale, Northants ; Helix netnoralis, vars. conica and major, from 

 Eastern Leicestershire ; Limncea paliistris, vars. roseolabiata, fasciata, alba, and 

 albida ; Plaiiorbis cornetis, shewing gradual growth from type to albino. 



By Mr. R. Welch : A mass of Paludestrina jenkinsi, alive, from a new station, 

 the river at Letterkenny, Co. Donegal, and a comparative series of the west coast 

 of Ireland Helix nemoralis, including the large Valentia and Inishmurry Island 

 forms, with the large heavy Dog's Bay fossil form ; also much smaller, though in 

 some cases heavy, forms still living near Bunbeg, Carrickfin, Horn Head, Maghery, 

 and Bundoran. Whole-plate photographs of the habitats were shown in some cases, 



