1875.] 461 LScudder. 



upper surface rather dark reddish-brown, faintly bordered with yel- 

 lowish; hind femora tipped with fuscous at the extreme apex, the hind 

 tibiae rather dull green, the tarsi infuscated. Vertex moderately 

 broad, somewhat pinched at the front edge of the eyes, narrowing but 

 little to meet the frontal costa. Tegmina much abbreviated, less 

 than half as long as the abdomen, tapering, sub-triangular, bluntly 

 pointed, the veins moderately prominent ; legs rather short, the hind 

 femora with a row of very distant black spines, five in number, along 

 its inferior carina beyond the swollen base. Ovipositor much longer 

 than the abdomen, very nearly straight, rather slender, tapering on 

 the apical fourth, delicately pointed. 



Length of body, 14 mm.; of tegmina, 5.5 mm.; of hind femora, 

 13 mm.; of ovipositor, 13 mm. 1 ?, Brazil; purchased of Mr. 

 Janson. 



18. Xiphidium ictum. Green, with a brownish abdomen ; 

 the usual dorsal markings of the head and thorax are intense in 

 color, forming a broad dark reddish-brown, almost blackish stripe, 

 extending from the tip of the vertex to the extremity of the prono- 

 tum, widening posteriorly, but growing faint at its extreme posterior 

 extremity; it is bordered narrowly with citron-yellow; the tegmina 

 are wood-brown, the tarsi and tips of hind femora a little dusky, the 

 hind tibiae scarcely infuscated. The fastigium of the vertex is mod- 

 erately broad, scarcely pinched at the front edge of the eyes, narrow- 

 ing but little on the face to meet the frontal costa. Tegmina as long 

 (c?) or half as long (9) as the abdomen, rounded at the tip, the cross 

 veins rather prominent. Ovipositor a little longer than the abdomen, 

 perfectly straight, moderately broad and tapering only at tip. 



Length of body, d", 12 mm.; ?, 14 mm.; of tegmina, d", 8 mm.; §, 

 5.75 mm.; of hind femora, cf, 10 mm.; ?, 12 mm.; of ovipositor, ?, 

 10.5 mm. 9 c?, 14 ?, Mexico, April, Sumichrast; Guatemala, Van 

 Patten. 



19. Xiphidium gossypii. Green, with the whole upper sur- 

 face not very dark reddish-brown bordered externally with faint, dull 

 citron-yellow, the antennae and tegmina testaceous; fore and middle 

 femora a little infuscated above, the hind tibiae slightly tinged with 

 testaceous and all the tarsi a little infuscated. Vertex moderately 

 broad, somewhat pinched at the front edge of the eyes, narrowing 

 somewhat to meet the frontal costa. Tegmina about half as long as 

 the abdomen, sub-acuminate, the veins moderately prominent. Ovi- 



