130 University of Michigan 



Plate XXIV 



Tvichomorpha rugoseUa, sp. nov. 



Fig. 163. Seventh leg of male, with setae omitted, x 30. 



Fig. 164. Eighteenth and nineteenth left keels of male, type, x 30. 



Trichoiiiorpha sctosior, sp. nov. 



Fig. 165. Sixth keel, x 30. 



Fig. 166. Eighteenth and nineteenth keels, x 30. 



l^richomorpha cutyla, sp. nov. 



Fig. 167. Left end of tenth tergite. x 30. 



Fig. 168. Seventeenth to nineteenth keels, in outline, x 30. 



Fig. 169. Right gonopod, ventral view, x 75. 



F'ig. 170. Right gonopod, ectal view, x 75. 



