426 PROCEEDINGS OF THE CONCHOLOGICAL SOCIETY. 
Resignation : 
Miss Amy Warren. 
Alteration of Time of Meeting: 
On the recommendation of the Council it was resolved: ‘*That the 
September meeting and the succeeding meetings commence at 7 o’clock, 
and the Council meeting at 6-30.” 
Paper Read: 
“‘Note on a Colony of Ceciléotdes acicula Mill. in Northamptonshire,” 
by C. E. Wright. 
Exhibits : 
By Mr. R. D. Darbishire : Some remarkable varieties of Cyfrea tigrts, 
from the collection of the late R. Cholmondeley, Esq. 
By Mr. L. E. Adams: Living examples of Cectléozdes acicula, from 
Kettering, in illustration of Mr. Wright’s paper ; also a series of drawings 
illustrating the peculiar manner in which the animal carries its shell. 
By Mr. Idward Collier: Specimens of Helzx Rzvollit and H. erronea, 
from which he had removed a portion of the outer whorl to show the in- 
ternal lamellee. 
By Mr. W. Moss: Micro-photographs of the genitalia of Hyalinza nitida, 
showing the dart 77 sz/z. 
By Mr. G. B. Sowerby: About ninety species of rare and interesting 
land shells, including Helix zmperator, H. sobrina, H. apollo, H. alauda, 
and a fine series of varieties of A. picta; Trochatella regina; LHeiicina 
constellata and Hf. bellula ; Chondropoma egregium: and C. mazusculum ; 
Choanopoma hystrix and C. echinus-—two very remarkable species ; Cydi- 
drella Elliottt, C. porrecta, C. fastigzata, and C. Brookesiana; Melanzella 
acuticostata ; and many species of AZacroceramus. 
By the Manchester Museum: A fine series of Anostoma ringens, A. 
Verreauxtanum, and A. globulosum ; Tomigerus clausus and T, turbinatus, 
from Brazil ; also Strophostoma anostomeforme and S. tricarinatum, fossils 
from Miocene of Normandy and Frankfort, allied to Azostoma. 
A large number of species of Odda, and allied groups, were shown by 
Messrs. R. D. Darbishire, J. C. Melvill, R. Cairns, T. Rogers, and Edward 
Collier. The principal features of the groups, and the more recent sub- 
divisions created by Tryon, were discussed and criticised. 
It was decided to make a special exhibit of the Madagascar He/zces 
(sections Ampelita, Helicophanta, and Panda) at the next meeting. 
261st MEETING, May 12th, 1897. 
Held in the Manchester Museum, Owens College. 
Prof. Sydney J. Hickson, President, in the chair. 
Donations to the Library announced and thanks voted : 
New British Mollusca, and Report on Species of the genus Auccenum, 
by H. K. Jordan (from the author); Proceedings and Transactions Nova 
Scotian Institute, vol. 9, 1896; La Feuille des Jeunes Naturalistes, no 319, 
J.C.,; viii., July, 1897. 
