PROCEEDINGS OF THE MIDLAND MALACOLOGICAL SOCIETY. 53 



PROCEEDINGS OF THE 

 MIDLAND MALACOLOGICAL SOCIETY. 



25TH Meeting, February istii, 1901. 



The President in the chair. 



Paper Read. 



"On the Anatomy and .Systematic Position of the Genus Jpcra., Heyn." 



By the President. 



Exhibits. 

 By Mr. Bloomer : Shells of Helix arbustorum from Nevin. 



By Mr. Breeden : Shells of H. arhustorum from Dudley Castle, Brodlip, Lynton 

 and Doncaster. 



By Mr. Overton : Shells of U. arhustorum from Dudley, Dover, Canterbury and 

 the Isle of Wight. 



By the President : Specimens of various species of Atopos. 



26TH Meeting, March 8th, 1901. 



The President in the chair. 



Exhibits. 



The President showed and explained some sections illustrating the various 

 glands met wilh in the integument of molluscs. 



By Mr. Breeden : Shells of Helix cantiana from Portsdown, Ingleton and 

 Lewes; also shells of if. cartusiana from Dover, Newhaven and Lewes, Sussex. 



By Mr. Overton : Shells of H. cantiana from Deal, Dover, Canterbury and 

 Bridlington ; also shells of //. cartusiana, and H. terrestris var. grisca from Dover. 



27TH Meeting, April i2th, 1901. 



The President in the Chair. 



Paper Read. 

 "Note on the Anatomy o{ Amphidroimis palaceus, Mouss." 



By Walter E. CoUinge. 



Exhibits. 



By Mr. Overton : Two interesting shells of Limnaca palustris. The first was 



an elongated form (30'5 x 11-5 mm.) collected in Sutton Park, the second a dwarfed, 



turreted form (12-5 x 7-5 mm.) from Sandwich. Both had five whorls, the latter 



specimen being easily contained in the mouth of the former. 



By the President : A small collection of marine shells from the Shetlands and 

 Firth of P^orth. 



CURRENT LITERATURE. 



Meisenheimer, J.— Entwicklungsgeschichle von JJrcissensia j^oJymorpJta, Pall. 

 Zeit. f. wiss. Zool., 1900, Bd. Ixix, pp. I — 137, Tfn. i— xiii, u. iS fign. im 

 Text. 



In this work the author presents us with another of those exhaustive treatises on 

 cell-lineage, for which the younger continental and American zoologists, following 

 the lead of Prof. E. B. Wilson, are becoming so noted. 



