THE ANNALS 



AND 



MAGAZINE OF NATURAL HISTORY, 



INCLUDING 



ZOOLOGY, BOTANY, and GEOLOGY. 



(being a continuation of the 'magazine of botany and zoology,' and of 



LOUDON AND CH ARLF.SVVORTh's 'MAGAZINE OF NATURAL HISTORY.') 



CONDUCTED BY 



P. J. SELBY, Esq., F.L.S., GEORGE JOHNSTON, M.D., 



CHARLES C. BABINGTON, Esq., M.A., F.L.S., F.G.S., 



J. H. BALFOUR, M.D., Prof. Bot. Edinburgh, 



AND 



RICHARD TAYLOR, F.L.S., F.G.S. 



VOL. VI.— SECOND SERIESyf^"^" 





'LONDON: 



PRINTED AND PUBLISHED BY R. AND J. E. TAYLOR. 



SOl.I) BY S. IIIOHLliY; SIMPKIN' AND MARSHALL; SHKRWOOD AND CO.; \V. WOOD, 



TAVISTOCK street; BAILLIEKE, regent STREET, AND PARIS: 



LIZARS. AND MACLACHLAN AND STEWART, EDINBURGH: 



CURRY, DUBLIN : AND ASHKR, BERLIN. 



1850. 



