Explanation of Plate III. 



The individual segment of the thorax to which any part belongs is indicated by the 

 small figure placed behind and below its symbol. The abdominal segments are 

 distinguished by Roman numerals placed before the symbols of the parts. Arabic 

 numerals placed before symbols signify numerical order of repetition. 



Ant, antenna. 



AxG, axillary cord of wing base. 



Clp, clypeus. 



Cx, coxa. 



GxP, pleural coxal process. 



E, compound eye. 



Epm, epimerum. 



Eps, episternum. 



€ps2, detached part of episternum of 



mesothorax. 

 Lb, labium. 

 mi, cervical sclerite. 

 MxPlp, maxillary palpus. 

 P, parapterum. 

 PN, postnotum (postscutellum). 



Prb, proboscis. 

 PS, pleural suture. 

 psc, prescutum. 



5. sternum. 

 scl, scutellum. 

 set, scutum. 

 8p, spiracle. 

 T, tergum. 

 Wj, wing. 



Wg, halter. 



WP, pleural wing process. 

 a, small plate of mesopleurum bearing 

 articulation of coxa. 



6, accessory plate of mesoepimerum. 

 c, lower part of metapleurum. 



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