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PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. 52. 



Prothorax black with a mediem and an upper and lower lateral 

 spot yellow. 



Figs. 272-280.— Gomphxjs sobbinus. 272. Male, segment 2. 273-275. Male, appendages. 276-277. 

 Vulva. 278. Female, occiput. 279-280. Color pattern. 



Mesothorax and metathorax duU olive green marked with dark 

 brown as follows: Middorsal stripe 1.5 mm. wide, extending from 

 antealar sinus to the pale posterior edge of the black mesostigmal 



