SPECIES 

 NOT TRANSMUTABLE, 



NOR 



THE RESULT OF SECONDARY CAUSES. 



BEING A CBITICAL EXAMINATION OF 



MR. DARWIN'S WORK ENTITLED "ORIGIN AND VARIATION 

 OF SPECIES." 



BY C. R. BREE, ESQ., M.D., F.L.S., 



PHYSICIAN TO THE KSSKX AND COLCHESTER HOSPITAL. 



Author of the "Birds of Europe, not observed in the British Isles." 



Naturam expellee furca, tamen usque recurret. 



HOR. Epist, Lib. i. 10. 



LONDON: 



GROOMBRIDGE AND SONS, 5, PATERNOSTER ROW. 

 EDINBURGH: MACLACHLAN AND STEWART. 



