I DSr F B, E F ^^ E, -A^ T I O IT - 



A 



Monograph of the Land & Freshwater MoUusca 



OF THE BRITISH FAUNA. 



This work is intended to be thoroughly exhaustive, and will fully 

 illustrate Variatio?i, Structure, and Develop7nent. 



Information is specially requested on Testacella and Limax. 



Co-operation is invited from all Conchologists interested in the above subject. 

 Any information or specimens illustrating the Life History — structure, develop- 

 ment, VARIATION, DISTRIBUTION, &c. — will be welcomed and Carefully acknowledged. 

 Address .-—Care of Mr. J. W. TAYLOR, Office of the Journal of Conchology, 

 Hunslet New Road, Leeds. 



THE AMEmCAN ITATUEALIST. 



The proprietors have associated with Professors Packard and Cope, its principal 

 editors, a number of leading scientists, whose names are a guarantee of editorial ability, 

 as Dr. C. O. Whitman (Microscopy), Prof. Henry Sewall (Physiology), Prof. C. E. 

 Bessey (Botany), Prof. O. T. Mason (Anthropology), Prof. C. V. Riley (Entomology), 

 Prof. H. Carvill Lewis (Mineralogy), and Mr. Ellis H. Yarnall (Geographical 

 Exploration). 



Yearly Subscription, 18s. 31s. 6d. -will pay for two years' Subscription, 

 and 45s. for three. Single numbers. Is. 6d. 



McCALLA & STAVELY, 237—9, Dock Street, Philadelphia. 



English Agents :—TRUBNER & Co., 57 & 59, Ludgate Hill LONDON. 



BRITISH MARINE SHELLS.— A very fine collection of British 

 Marine Shells,, embracing a large number of very fine and rare 

 species. — -Price ;^3o. Full particulars given to probable purchasers on 

 application. Also a collection of 



f^ORTH AMERICAN UNIONID^ with other recent Shells, 

 JlN and a fine series of Pohshed Bristol Fossil Corals, and other 

 Fossils. — Price p^io. 



A reduction will be made to anyone buying both collections. 



Apply to Miss F. M. Hele, Fairlight, Elmgrove-road, Cotham, 

 Bristol. 



SHELLS, COLEOPTERA; and LEPIDOPTERA. — Students' 

 Collections scientifically determined, at 10/-, 15/-, 20/-, &c. 

 Very useful as presents and for beginners. — T. A. Verkruzen, 

 2, Ampton Place, London, W.C. 



n QnU/PPPV 45, GREAT RUSSELL ST., LONDON, 



■ Ui OU Iff LIlU I J names and arranges Specimens and Collections 



of SHELLS, for Public and Private Museums; supplies Desiderata and 



entire Collections from a large and valuable Stock, which is constantly 



being replenished by novelties from various parts of the World. 



Price Lists on Application. Specimens sent for Selection. 



