IMPORT ANT WORKS ON NATURAL HISTORY. 



In tJie course of Publication, 

 L 



ILLUSTRATIONS OF THE FOSSIL CONXHOLOGY 

 OF GREAT BRITAIN AND IRELAND. 



BY CAPTAIN THOMAS BROWN, F.L.S^ &c. 



1 . Each Number will contain Four Coloured Plates, engraved on Sted by the first Artists, with Four Pages of 

 Df-" ! .'.-tter-prc« ; ' t>je I>ocalities in wln' -■. &c. price Tliree Shillings Coloured, or 



T»'- - ^^ Plain. A 1 ■ appear regularly on t/ _ ; everj- month. 



'2. 1 he Work will extend to Twenty-five Numbers, containing in all One Hundred Plates. The Species will 

 be sjjitematicail) arranged, agreeably to ilie classification of Lamarck, v. iih tlie recently formed Genera of Deshayes, 

 Sowerby, Parkinson, \c. introduceJ into tlieir respective places. Every Number will comprise at least Forty Shells. 



3. At the end of the Work will appear a .^; • • , .^^ entirely new plan, exhibiting at one view 



the whole British Species of Fosbil Shells, wiiii ti. .ta. 



IL 



ILLUSTRATIONS OF THE CONCHOLOGY 



OF GREAT BRITAIN AND IRELAND. 



BY CAPTAIN THOMAS BROWN, F.L.S., &c 



SECOND EDITION, WITH ADDITIONS. 



1 . Elach Number will contain Four Coloured Plates, with complete Descriptions, Localities, &c A Fasciculus 

 will appear regularly every month. Price Two Shillings and Sixpence Coloured, or One Shilling and Sixpence 

 Plain. 



2. The Work will extend to Fifteen Numbers, containing in all Fiftj-eight Plates, with about Twelve Hundred 

 Figures of Sliells, being Representations of ALL the .Species discovered up to the present time, including Marine, 

 Land, and ?Vesh Water; together with Illustrations of the Animals of nearly ilie whole Genera- The Plates are all 

 already engraved by Mr W. H. Lizars, so that the Work will apf^eur with the utmost regularity, 



•3. Tliis is the only Work which contains Representations of ALL the .Species, and Is the only British Concho- 

 logy in which the Animals have been introduced, and b sold at a price not a third of others which do not contain a 

 half of the .Species, while the Engravings are executed in a much higher style of art. 



III. 



In the Presg, and Speedily nill Appear, 



THE ELEMENTS OF FOSSIL CONCHOLOGY, 



Illustrated by Figures, engraved on .Steel, of ALL the known Genera; with their Generic Characters, and a 

 complete Description of tlieir application to the elucidation of the various Geological periods. By Captain Thomas 

 Browk, F.L.S., &c. Royal 18mo. 



IV. 

 THE AMERICAN ORNITHOLOGY 



Of ALEXANDER WILSON, and CHARLES LUCIAN BONAPARTE, Prince of .Musignano, 

 with the addition of all the newly discovered .Species, systematically Arranged ; and a Life of the 

 Author. By Captain Thomas Brown, F.L..S., &c. 



1. This Work will npj)ear in Monthly Numbers, each containing .Six Coloured Plates, of a royal 4to. size, 

 accompanied by Twelve Pages of Letter-press. Price Three Shillings and .Sixpence. 



2. The \Vork will extend to Thirty-one Numliers, and will form, when complete, two handsome royal 4to. 

 -volumes, with One Hundred and Ei(;liiy-six Plates. Tlie whole of the Land Birds the dimensions of a pigeon and 

 under are the size of nature, and exhibit Ixith male and female where a difference exists in the plumage of the sexes, 

 and in s<jme cum-s the young, and are all at least the sizes of those of llie justly celebrated original work; and many of 

 the Waier Birds have l)een considerably enlarged. 



3. Nearly the whole Plates are already engraved, by Lizars, Scott, Mitchell, Miller, Milne, Harvey, and other 

 celebrated ariisLs. 



4. Tliis \S'«irk, when completed, will not have cost tlie subscribers, even with the addition of upwards of One 

 Hlnubf-ij anu Firrv Birds, more than an eighth part of the original American edition, now out of print, which 

 was publiiilied at a sum exceeding k40, and is in the hands of very lew individuals in Great Britain. 



