776 THE AMERICAN NATURALIST. [VoL. XXXV. 
153. 
170. 
171. 
s "—- hic ag 
LIST OF FIGURES — PLATE IX. 
Monostyla cornuta. 
bulla. 
Ns arcuata. 
u robusta, after Stokes. 
. Cochleare turbo, after Hudson and Gosse. 
: Meraba deflexus, after Hudson and Gosse. 
TRN after Hudson and Gosse. 
u obtusus, after Hudson and Goss 
" agilis, ventral view of lorica, par Stokes. 
u cristatus, after Rousselet. 
after We 
padella, after xhcdibdig. 
es anm after Ehrenberg. 
" dentata, after Turner. 
? collaris, after Stokes. 
“4 ehrenbergii. ; 
" ?) cornuta, after Schmarda. 
Malleate jaws, after Hudson and Gosse. 
Forcipate jaws, after Hudson and Gosse. 
