POPULAR ILLUSTRATIONS 



LOWER FORMS OF LIFE 



I. THE PKOTOPHYTON. 

 II. THE PROTOZOON. 

 III. THE CGELENTERATA. 



BY 



C. R. BREE, H.D., F.L.S., F.Z.S., 



Senior Physician to the Essex and Colchester Hospital, 

 AUTHOR OF "THE BIRDS OF EUROPE NOT OBSERVED IN THE BRITISH ISLES;" "SPECIES NOT 



TRANSMUTABLE, NOR THE RESULT OF SECONDARY CAUSES," &C., &C., &C. 



LONDON : 

 HORACE COX, 346, STRAND, W.C. 



1868. 



