IXGHANGE LISTS OF BRITISH LAND & FRESHWATER SHELLS, 



J^d. each ; 9d. per dozen, post free. 



FRENCH GUM, 



Admirably adapted for affixing Natural History Specimens, Is. per Bottle. 



Is. per hundred. 



Useful, Simple MICROSCOPE, 



A very efficient working instrument, with Rack and Pinion Adjustment, 3 Magnifiers, 

 giuing 676 Superfices, and which combined give 7 different powers ; Condenser, 

 Animalcules Cage, Tweezers, dc, in Polished Mahogany Box, price 10s. 6d. 



Scientific Works. 



HARTING (J. E.) Rambles in search of Land and Freshwater Shells, with 

 colored illustrations^ post 8vo., c/of/i, 1875, 7s. 6. 



JEFFREYS (J. G.) British Conchology, with 147 colored plates, containing 

 colored figures of all the species, 5 vols., 8vo., c/of/i, 1862-69,;^ 4 12s. 6d. 

 The same work with plain plates ^3 8s. 



The first vol. is devoted to Land and Freshwater Shells, and may 

 be had separately, price 12s. 



PRIME (Temple) Monograph of American Corbiculadae, 92 pp., 8vo., 

 with engravings of every species, sezced, Washington, 1865, 6s. 6d. 



REEVE (L.) British Land and Freshwater Mollusks, 8vo., cM//, 1863, 

 with figures of all the species, 10s. 6d. 



TURTON (W.) Manual of the Land and Freshwater Shells of the British 

 Islands, with Additions by Dr. Gray, 12 fine colored plates, containing 

 figures of all the species, small 8vo., c/of/i /wards, last edition (pub. 15s.), 

 185/, IDS. 6d. 



WOODWARD (S. P.) A Manual of the Mollusca: being a Treatise on 

 Recent and Fossil Shells, with Appendix by Xalph Tate, A.L.S., with 

 numerous plates, and 300 woodcuts, third edition, crown 8vo., clo^/i gilt, 

 7s. 6d. 



SWETE (Edwd. Horace) Flora Bristoletisis: illustrated by a large colored 

 map and two lithographed plates. London 1854, 8vo. cloth, 5s, 



The Flo.j, is preceded by an introduction treating of the general 

 physical features of the neighbourhood, the climate, and the distribu- 

 tion of plants in the district 10 miles round Bristol. 



REEVE'S Monograph of Partula, with Latin and English descriptions and 

 remarks, with colored figures of all the species described in the 

 Monograph, 5s. 6d. 



R0S5MASSJ ER'S Iconngraphie. The continuation by Dr. Kobelt with 

 beautifully colored illustrations of all the Palcearctic species of Land and 

 Freshwater Shells. Trice per part, plain 4s. 6d., colored 8s. 



