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SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 89 



Head without a median sulcus on the vertex ; clypeal setae four on 

 each side; antennae short (fig. 13, a) and widely separated. Gnatho- 

 chilarium as shown in figure 13, b. 



Fig. 13. — Azygoboliis tumidiis. a, antenna; b, gnathochilarium ; c, first seg- 

 ment, lateral view; d, gonopods, anterior view; e, posterior gonopod, posterior- 

 lateral view; /, inner gonopod; g, coxa and second joint of fifth male leg, 

 mesial view. 



First segment narrowed on the sides ; slightly emarginate behind 

 the eye, the posterior border more definitely emarginate above the 

 angle (fig. 13, c). 



