Am, Jour. Sci., Vol. XIII, 1902. 

 1 



Plate 



Wm 







■ npB| 



m&S&E^ 



^ "I^bBb 



Wt&j&t-^ 



-Jk^^Sk 





^i ''"S 





OT^i 







Appendages of Triarthrus. 



