

jgested by lias Schultze. p. 157. 



.Fig. 



Apparatus for keeping objects vrarm whi 

 beiuA examined in the microscope, p. 157 



' 



s~- &*"* 



p 



te a? 



Ml .? 



" 



Fig. 236. 



( 







,, y ^ 





XI30 



i.' 



o on from t i . 

 ,kin. Three varieties, p. 155. 



iated epithelium, from the back of the tongue. 

 Toad, x 700. p. 161. 



Fig. Q3?. 



Fig. 233. 



Portions of the eS of the common bed buji. The speculum 

 which covers th 





in an insect, x 215. p. lid. 



(To face paste 153. 



