171 



PROCEEDINGS OF THE 

 MIDLAND MALACOLOCICAL SOCIETY. 



19TH Meeting, May iith, 1900. 

 The President in the Chair. 

 New member elected : Mr. E. B. Smith. 



Exhibits. 



By Mr. Breeden: Shells of Azeca tridens and its variety crystallina from Birdlip. 



By Mr. Overton: Shells of Hyalinia draparnaldi and H. ccllaria from Tenby; 

 H. glabra, nitidulus, piorus, crystallina, excavatus, radiatulus, and alliarius, from 

 Sutton ; H. nitidulus, punts, and alliarius from Dudley, also the variety viridula 

 of the latter species from the same locality. Vitrina pellucida from Sutton, and its 

 variety deprcssiuscula. Specimens of Succinea clcgans and pulris from Deal, 

 Tenby, and Sutton. 



By Mr. Bloomer: Shells of Paludomus gardneri, Rve., iindatus, Rve. , ncri- 

 toides, Rve., loricatns, Rve., and Acavus skinncri, Pfr., all from Ceylon. Various 

 Indian species of Cydophorus. 



20TH Meeting, June Stii, 1900. 



The President in the chair. 



The following additions to the Library were announced, for which thanks were 

 voted : 26 pamphlets from Mr. Cecil Tye. 



Paper Read. 



Note on some large specimens of Valvata piscinalis, Mlill., by Walter E. 

 CoUinge. 



Exhibits. 



By the I'resident : Shells of Valvata piscinalis, and of 9 species of British land 

 molluscs presented to the Collection. 



By Mr. Bloomer : Shells of Helix hortensis from Edge Hills," Warwickshire, 

 presented to the Collection, and Limnaca stagnalis from Edgbaston Pool. 



By Mr. Overton : Specimens of 41 species of British land and freshwater shells 

 presented to the Collection. 



CURRENT LITERATURE. 



Pilsbry, H. A. — Tryon's Manual of Conchology, ser. ii, vol. xiii (pts. 49, 50), 

 pp. I — 112. pis. i — xxxiv. 



Continuing the BuUmulidac, Dr. Pilsbry deals first with Botkrifinhryon 

 [Liparis, Martens ncc Olivier), a genus confined to Western and Southern Australia, 

 with a single species in Tasmania. Passing then to Placostylus, he arranges the 

 species in a geographical sequence. The genus is divided into nine sections, of 

 which Lcucocharis (type P. pancheri), Placocharis (type P. macgillivrayi), and 

 Callistocharis (type P. malleatus) are new. In the present parts the species from 

 New Zealand and Lord Howe Island, New Caledonia, New Hebrides, New 

 Guinea, and the Solomon Islands are dealt with, and a commencement made with 

 those from the Viti or P'iji Islands. In considering the New Caledonian fauna, we 

 are pleased to see that the author has endeavoured to restrict the abundance of 

 "specitic" names given to slight mutations, and are thoroughly in accord with him 

 that " there cannot be much doubt that too many species have been described from 



