134 Unkersity of Michigan 



Plate XXVI 



Chondrodcsmns tamocaJanus, sp. nov. 



Fig. 179. Twelfth right keel of type, male, x 17. 



Fig. 180. Eighteenth left keel of same, x 17. 



Fig. 181. Tenth keel of a male paratypc. x 13. 



Fig. 182. Right gonopod, anteromesal view. x4S. 



Clwndrodesmus cerasxnopes, sp. nov. 



Fig. 183. Eleventh keel, in outline, x 13. 



Fig. 184. Seventeenth to nineteenth left keels, x 13. 



Chondrodcsmns virgatus, sp. nov. 



Fig. 185. Tenth left keel, x 17. 



Fig. 186. Seventeenth left keel, x 17. 



