184 JOURNAL OF ENTOMOLOGY AND ZOOLOGY 



gellum composed of twelve articles. Second antenna has first 

 two articles subequal; third slightly' larger, provided with 

 antenna! scale; fourth narrower and shorter than third; fifth and 

 sixth long and narrow; sixth longer than fifth; flagelluiu multi- 

 articulate. Maxillipeds with palp of five articles ; first three sub- 

 equal in width; fourth and fifth about half as wide. Mandible 

 has a palp of three articles. 



Figure 7. J antra occidentalls Walker. 



Thoracic segments subequal in length. First segment of 

 thorax has i30st-lateral angles rounded and ijrominent. Epimeral 

 lobe occupies antero-lateral angles. Second and third segments 

 have both antero- and post-lateral lobes with bilobate epimera 

 between. Fourth segment has antero-lateral lobe prominent and 

 rounded, post-lateral less prominent; single-lobed epimera be- 

 tween. Fifth similar to fourth witli antero-lateral lobe much 

 more rounded and conspicuous. Sixth and seventh have antero- 

 lateral lobe very prominent and produced sharply at posterior 

 extremity; post-lateral lobe obsolete, its place occupied by 

 epimera. First pair of legs prehensile, remaining ambulatory 



