NATURAL SCIENCES OF PHILADELPHIA. 413 



honey-_yellow, brown at tips. Face finely and transversely 

 wrinkled, carinate down the sides and centrally ; antennae two- 

 thirds the length of body, slender, filiform ; mesothorax subtri- 

 lobed anteriorly ; scutellum convex ; metathorax with well-defined 

 elevated lines, forming a square central area; abdomen long, 

 gradually thickened toward apex ; ovipositor half as long as 

 abdomen, sheaths robust at tips. Length 9 lines. 

 Mirador. A magnificent insect. 



o 



Genus GROTEA, Cresson. 



Grotea mexicana, n. sp. 



% 9. Smooth and shining; head and thorax bright yellow; 

 vertex, occiput, mesothorax, and disk of metathorax pale honey- 

 yellow ; sutures of pro- and mesothorax black ; antennae honey- 

 yellow, apex yellow, a narrow black annulus on apical third ; wings 

 h3'aline, iridescent, nervures black; legs and abdomen honej'^-yel- 

 low, the four anterior coxse and base of first abdominal segment 

 yellow. Length 5^-6^ lines. 



Orizaba. (Sumichrast, No. 160.) 



