11 THE NAUTILUS. 



A Fine Collection of Shells For Sals. 



We have recently secured and have displayed in our establishment, 

 the Huckins Collection, formerly at Wat-rtown, Mass. Any part of same 

 is for sale in large or small lots at very reasonable rates. Below we give 

 a synopsis of some of the most important Genera: 



Argonauta 3, Nautilus 3. lanthina i, Murex 30, Trophon 8, Fulgur 3, Pleurotoma 6, 

 Triton 20, Ranella 12, Nassa 27, Eburna 2, Purpura 20, Ricinula n, Oliva 36, Olivella 5, 

 Ancillaria 5, Fasciolaria 4, Latirus 6, Cymbium 4, Melo 4, Voluta 13, Marginalia 15, 

 Mitra 37, Cylindra 3, Turricula 6, Colurabella 9, Harpa 6, Cassis 20, Oniscia 5, Malea 3, 

 Dolium 7, Sycotvpus 3, Natica 3, Neverita 6, Ruma 5, Scalaria 3, Terebra 20. Conus 70, 

 Solarium 4, Strombus 36, Pterocera 8, Rostellaria i, Aporrhais 2, Cyprsea go, Trivia 13, 

 Pustularia 7, Epona 4, Cerithium 24, Potamides 6, Littorina 15, Tectarius 5, Nerita 19, 

 Neritina 18, Ampullaria 4, Turbo 10, Astralium 5, Trochus S, Calliostoma 6, Haliotis 10, 

 Caiitharus g, Fissurella 9, Acmoea 7, Patella 18, Chiton 6, Bulla 9, Glaudina 2, Xesta 5, 

 RysSota 3, Zonites 21, Patula 7, Helix 125, Cochlostyla n, Bulimus iS, Bulimulus 7, 

 Achatina 10, Partula 5, Achatinella 40, Strophia 17, Clausilia 8, Cyclotus 2, Cyclopho- 

 rus 3, Cyclostomus 9, Helicina 7, Tellina 8, Donax 8, Chione 5, Callista 7, Crypto- 

 gramma 4, Tapes 6. Dosinia 3, Sphaerium 7, Cardium 20, Tridacna 2, Hippopus i, 

 Luciua 6, Solemya 2, Astarte" 3, Cardita 3, Uuio 104, Margaritana 10, Anodonta 7, 

 Avicula 4, Pinna 3, Area 12, Yoldia 2, Pecten 15, Spoudylus 4. and many others not 

 enumerated, in all some 1600 species and about 15000 specimens. 



We will send any of the above fine things on approval to reliable 

 parties. The condition of the specimens are very fine, as they have been 

 kept in dust-proof cases. We confidently believe they will please the 

 most exacting collectors, and solicit your patronage, with an aim to 

 please. This collection, with our former large stock, will enable us to 

 furnish advanced collectors with many new and interesting things. We 

 have many thousand fine duplicates that we will exchange for desirable 

 Helix. Only the rarer species desired. Specially wish good lots of S. 

 W. U. S. and showy Foreign species, notably West Indies forms. 

 Soliciting your correspondence, 



WEBB'S NATURAL SCIENCE ESTABLISHMENT, 

 Walter P. Webb, Mgr., Albion, N. Y. 



EXCHANGES, 



The following space is to be given to exchanges. Notices not 

 exceeding three lines, will be free to subscribers as long as our 

 limit of space will allow. 



FOR EXCHANGE: Helix latiaxis, Linterce, Tayloriana; also large 

 collection of land and marine (many rare). Desiderata new or 

 rare Helices. Miss LINTER, 



Arragon Close, Twickenham Middlesex, England. 



FOR EXCHANGE: Land, fresh water and marine shells, (many 

 rare species offered) for species not in my collection. List first. 



C. F. ANCEY, admiuistrateur adjoint, Dra-el Mizan, Algeria. 



WANTED : American slugs, British species offered in exchange. 

 W. E. COLLINGE, Mason College, Birmingham, England. 



WANTED : North American Limnceidce in sets from various local- 

 ities. OFFERED : Marine shells from Florida and land and fresh 

 water shells from Chicago. FRANK C. BAKER, 



Academy of Sciences, Lincoln Park, Chicago, 111. 



OFFERED : Land, fresh-water and marine shells, many desir- 

 able species. Also a few Conchological books. 



A. A. HINKLEY, Du Bois, 111. 



