applied in this genus. Degeer, in his history of 

 one of the species, ohserves, " the first time that 

 I saw it, I hesitated to take it with my naked 

 hand, believing I had found a wasp." 



^GERIA EXITIOSA. 



DESCRIPTION. 



Male. Body steel-blue: antennx ciliated on 

 the inner side, black, with a tinge of blue : palpi 

 beneath, yellow : head with a band at base, both 

 above and beneath, pale yellow: eyes black- 

 brown : thorax with two pale yellow longitudinal 

 lines, and a transverse one behind, interrupted 

 above, and a spot of the same colour, beneath the 

 origin of the wings : wings hyaline, nervures and 

 margin steel-blue, which is more dilated on the 

 costal margin, and on the anastomosing band of 

 the superior wings : feet steel-blue, the coxae, two 

 bands on the tibia? including the spines, incisures 

 of the posterior tarsi, and anterior tarsi behind, 

 pale yellow: abdomen with two very narrow 

 pale yellow bands, one of which is near the base. 



PLATE XIX. 



