Bruner: Tropical American Tettigonoidea. 375 



synoptical key it is related to brachyptenis Redtenhachcr, mendionalis 

 Scudder, and borellii Giglio-Tos. 



Head large, the sides nearly parallel; front rounded, smooth, the 

 fastigium of the vertex broad, viewed from in front with its sides 

 strongly divergent; basal antennal joints large. Pronotum smooth, 

 short, a little wider than long, its anterior and posterior margins above 

 gently rounded, anterior margin of the lateral lobes rounded. Teg- 

 mina shorter than the abdomen, in female a little exceeding twice; in 

 male fully thrice, the length of the pronotum. Ovipositor straight, 

 nearly or quite as long as the hind femora. Cerci of male robust, the 

 apex depressed, provided back of the middle with a large inwardly 

 directed tooth; subanal plate rather large and carinated in the middle, 

 its apex broadly angulated and its sides provided with fairly long and 

 prominent filiform styles. Subanal plate of abdomen of female with 

 its apex truncate, not emarginate. Hind femora three- to four-spined 

 below on the outer margin. 



General color pale testaceous; the fastigium, vertex, occiput, and 

 disc of the pronotum provided with a dark ferruginous band, which 

 broadens evenly to the rear. Tegmina unicolorous, without fuscous 

 or ferruginous marking. Abdomen unicolorous. Apex of hind femora 

 narrowly infuscated above. Spines of the femora and hind tibiae 

 black. Antennae sub-fasciate, ferruginous basally, becoming infus- 

 cated beyond. 



Length of body, cf , i8 mm., 9 , 20 mm.; of pronotum, cf , 3.5 mm., 

 9 , 4 mm.; of tegmina, d* , 10.5 mm., 9 , 9 mm.; of hind femora, c?', 

 14.5 mm., 9 , 16 mm.; of ovipositor, 9 , 15-5 nim. 



Habitat. — The types, male and female, are from Corumba, Brazil 

 (H. H. Smith). They are in the Carnegie Museum. 



116. Conocephalus truncatus (Redtenbacher). 



Xiphidium Iruncalum Redtenbacher, Monog. Conocephalid., p. 208 (1891). 

 Xiphidion truncatiim Karny, Revis. Conocephalid., p. 86 (1907). 



There is a female representative of the present species in the col- 

 lection. It comes from Chapada, Brazil,' where it was taken by 

 H. H. Smith. 



117. Conocephalus nemoralis (Scudder). 



Xiphidium nemorale Scudder, Proc. Bost. Soc. Nat. Hist., XVII, p. 65 (1875); 

 Ent. Notes IV. p. 462 (1875) Ibd. 



There is a specimen at hand of what seems to be the true nemoralis 



