ADVERTISEMENTS. 



GEOLOGISTS' ASSOCIATION. 



TFTE MEETINGS for the ensuing Session will commence on the 

 3rd of OCTOBER next, at the Society's Rooms, 5, Cavendish Square, W.C. 

 Mr. Mackie's Class-Lectures on PALAEONTOLOGY will commence on the 

 10th of October. 



MINEEALOGY, King's College, London.— Professor Tennant, 

 F.G.S., will commence a COURSE of LECTURES on MINERx^LOGY, 

 with a view to facilitate the study of Geology, and of the application of Mineral 

 substances in the Arts. The Lectures will begin on FRIDAY, October 7th, at 

 Nine o'clock a.m. They will be continued on each succeeding Wednesday and 

 Friday, at the same hour. Fee, £2 2s. R. W. JELF, D.D., Principal. 



ATURAL HISTORY AGENCY OFFICES, for the registering, 

 exhibition, purchase, sale, and exchange of Books, Collections, and Objects, con- 

 ducted bv G. B. SOWERBY, F.L.S. Also for the publication of SOWERBY'S 

 ILLUSTRATED INDEX OF BRITISH SHELLS :— all the Species, 30s.; THE- 

 SAURUS CONCHYLIORUM, 25s. each part; BRITISH FLOWERING PLANTS, 

 in numbers at 3s. 390, Strand, W.C. 



Just pubHshed, 



OUTLINES OF THE NATURAL HISTORY OF EUROPE. 



THE NATURAL HISTORY OF THE 

 EUROPEAJ^ SEAS. 



By the late Professor EDWARD FOUBES, F.R.S. 



CONTINUED AND EDITED 



By ROBERT GODWIN-AUSTEN, F.R.S. 

 Loudon : J. Van Vooest; 1, Paternoster-row. 



TO THE MEMBEES OF THE PAL.ffiONTOGRAPHICAL SOCIETY AND OTHERS. 



Now ready. 



Uniform, for binding, with the Author's "Monograph of the Permian Fossils of 

 England," to which, in some respects, it is supplemental. 



AN HISTORICAL ACCOUNT OF THE INYERTEBRATA 

 OCCURRING IN" THE PERMIAN ROCKS OF THE NORTH OF 

 ENGLAND. Price Is. Also a Sequel to the same, price 6d. By Professor 

 W. King. Both publications may be had by post for nineteen stamps. 



Ef^tngham Wilson, 11, Royal Exchange, London. 



SOWERBY'S COLLECTION OF MINERALS, just piiblished, 

 cantaining 90 choice Specimens, named and classified. In 2 vols., price 15s. 

 Collections of Fossils, Minerals, Foreign and British Shells, in great variety. 

 61, Great Russell-street, opposite the British Museum. 



