108 OETHOPTEEA. 



likewise more or less regularly light-banded, bordered by dusky. Legs blotched with brown, as is also 

 the abdomen to some extent along its sides. Hind femora with the upper edge provided with the usual 

 dark markings ; the hind tibiae at the base and the apex of the femora dusky, the former with a sub- 

 basal pale annulus, followed by fuscous and then by dull cinereous-blue to the apex, which is again 

 infuscated. Tegmina provided with a well-defined row of rather large, dark, discal blotches in addition 

 to some scattered flecks both above and below. 

 Length of body, tf 14, $ 19 ; of pronotum, J 3-6, $ 4 ; of antennae, 6 $ , 7 ; of tegmina, tf 13, $ 16-5 ; 

 of hind femora, tf 10, $ 13 millim. 



Hab. Mexico, Salina Cruz (C. C. Beam). 



One male and one female, captured during the month of December. 



[6. Stirapleura tenuicarina, Scudd. 



Stirapleura tenuicarina, Scudd. Proc. Acad. Arts & Sci. xxxv. pp. 53, 54 (1899) * ; Cat. Orthopt. 

 U.S. p. 28 (1900) \ 



Hab. Nokth America, Sierra Blanca, El Paso Co., Texas l 2 .] 



[7. Stirapleura mescalero, Eehn. 



Stirapleura mescalero, Rehn, Proc. Acad. Nat. Sci. Phil. 1902, p. 719 \ 

 Hab. Noeth America, Mescalero Co., New Mexico x (coll. Acad. Nat. Sci. Philad.).'] 



8. Stirapleura brachyptera, sp. n. 



Rather small and slender, with wings and tegmina that only reach about three-fourths the length of the 

 abdomen, the latter acuminate at the apex. 



Head of medium size, not greatly wider than the front edge of the pronotum ; vertex narrow, the fastigium 

 slightly depressed and meeting at less than a right angle, deeply sulcate ; lateral foveolae prominent, a 

 little longer than high, their inner upper corners broadly rounded ; occiput rugose and provided with 

 indications of the usual carinse ; antennae short, reaching the middle of the pronotum ; face gently 

 oblique, the frontal costa compressed above, equally widening below, feebly sulcate in the vicinity of the 

 ocellus, coarsely punctate throughout. Pronotum short, broad, slightly contracted in the middle, 

 subtruncate in front, angulate behind ; lateral carinas heavy on the hind lobe, fairly prominent in front, 

 but faint near the middle ; sides provided with faint, raised, oblique ridges or wrinkles. Hind femora 

 short and robust. Hind tibiae with 9 or 10 spines in the outer row ; the spurs on the inner side of the 

 apex very unequal in length. 



Brownish-ferruginous, with the usual markings of darker and lighter shades on the head, pronotum, and hind 

 femora. Hind tibiae testaceous, a little darker apically. Hind femora with two triangular patches on 

 the upper edge. Lower edges of the pronotum pale, with a narrow extension of same colour directed 

 obliquely forward and upward ; above this a dusky patch. Tegmina faintly maculate. 



Length of body, $ , 16; of pronotum 2-5, of tegmina 8, of hind femora 9-5 millim. 



Hab. Mexico, Oaxaca (C. C. Heam). 



One female. 



AGENEOTETTIX, McNeill. 



Eremnus, McNeill, Proc. Dav. Acad. Nat. Sci. vi. p. 267, t. 6. fig. 29 (1897) (nomen prjeocc). 

 Ageneotettix, McNeill, Psyche, viii. p. 71 (1897). 



The members of the genus Ageneotettix belong to the arid and semi-arid regions 

 of North America, where they are to be found among the common medium-sized 



