215 



median cariiioe deeply incised considerably in front of the middle; near .the 

 sulcus are two foveolaj (fossulae) ; truncate in front; posterior extremity acute- 

 angled ; sides granulose ; the posterior lateral angles sub-rotundate. Elytra 

 longer than the abdomen, grayish, sparsely marked with blackish dots, and 

 frequently with two obscure oblique lines ; a pellucid space at the apex. 

 Wings roseate or scarlet ; a broad margin and sub-costal fascia of fuscous ; a 

 hyaline space at the apex. Femora much dilated, the lower carina sub- 

 excised behind, the middle ; trifasciate with black, yellow or bluish within 

 Tibite blue or testaceous, trifasciate with black. 



Length, 1.05 inches. 



Mexico (Saussure). 



<E. tolteca, Sauss., Rev. et Mag. Zool., XIII, 1861, 397. 



Very similar to CE. pallidipennis, Burm., but the antennae longer. 

 Foveola of the vertex broader between the eyes, somewhat polygonal, cut off 

 from the frontal foveola. The face furnished with distinct vertical carinse. 

 Pronotum flat above, carinate ; coarctate in front, but not constricted, 

 scabrous, everywhere thickly covered with tubercles ; posterior angle acute ; 

 transverse-impressed lines not conspicuous ; the carina bilobate and often 

 trilobate in the front part ; humeral angles acute. Elytra spotted, not fasciate; 

 apex scarcely pellucid. Wings beyond the yellow disk up to the apex fus- 

 cous. 



Length of elytra, 1.1 inches. 



Mexico (Saussure). 



CE. azteca, Sauss. Rev. et Mag. Zool., XIII, 1861, 397. 



Small, similar in form to OS. sumichi-asti, but the body more compressed 

 and more rugose. Vertex narrower ; foveola narrow, canaliculate ; margins 

 continuous with the margins of the frontal costa ; not truncate in front; no 

 fronto-vertical foramen ; lateral foveolae conspicuous. Pronotum with posterior 

 extremity acute. Elytra scarcely fasciate ; apex somewhat hyaline. Wings 

 yellow, banded with fuscous and a sub-costal fuscous fascia; apex clouded, 

 somewhat dusky. Posterior tibite blue. 



Length of elytra, 0.67 inch. 



Mexico (Saussure). 



