140 PROCEEDINGS OF THE ACADEMY OF 



smooth ; wings colored as is preceding species ; basal joint of 

 posterior tarsi pale j-ellowisli ; abdominal segments slightly varied 

 with dusky, sometimes the second and third segments are dis- 

 tinctly marked at base with black. Length 6^-7 lines. 



Cordova. (Sumichrast, No. 53.) Distinguished from the two 

 preceding species by the uniform ferruginous color, and by the 

 black antenna having a distinct broad white anuulus. 



Genus PHYGADEUON, Grav. 



1. Phygadeuon satageus, n. sp. 



9. Clothed with short pale pubescence; head black, mouth 

 piceous, palpi white; antennaj black, a broad complete annnlus 

 about the middle, and the two basal joints white ; i)rothorax, 

 mesothorax, scutellar region, and anterior margin of pleura, black ; 

 anterior and posterior margin of prothorax, tegulre, a line beneath, 

 most of the pleura laterall}', an oblique line on each side before 

 the scutellum, and the scutellum, white ; metathorax, and the 

 coxoe and trochanters, pale-testaceous, wings h^-aline, nervures ; 

 and stigma pale testaceous ; legs and abdomen pale honey-yellow, 

 dilated portion of abdomen darker ; tips of tarsi dusk}'. Antennre 

 and legs rather rol)ust ; head transversely quadrate ; metathorax 

 with sharply defined elevated lines forming on the dorsal surface 

 an elongate central area, and two subquadrate ones on each side ; 

 posterior portion truncate, with a short tubercle on each side on 

 the verge of the truncation ; areolet 5-angular ; abdomen fusi- 

 form when viewed from above, slender at base, smooth and shin- 

 ing, ovipositor about as long as the first segment of the abdomen. 

 Length 3^ lines. 



Cordova. (Sumichrast, No. 68.) 



2. Phygadeuon zapotecus, n. sp. 



% . Black ; clothed with a short, golden pubescence, very dense 

 on face and metathorax ; scape and broad annulus on flagellum 

 pale yellow, first joint of the latter honey-3'ellow ; palpi, tcgulje, 

 and four anterior coxve and trochanters, whitish ; legs and abdo- 

 men, except first segment, honej'-yellow, tip of the latter with a 

 yellowish stain ; wings hyaline, tinged with yellowish, subiridcs- 

 cent, nervures and stigma brownish, the former pale yellow at 

 base. Head and thorax large, robust, abdomen small ; vertex 

 and face strongly punctured; antennae as long as body, filiform, 



