MEXICAN ORTHOPTERA. 225 



inferior margiu rounded. Tegmina three times as long as wide, tlie bend from 

 the dorsal field being rather sharp, the tip narrowly rounded ; median vein fork- 

 ing but once, the superior division reaching the ulnar vein, the inferior the 

 posterior margin. Wings acuminate, extending beyond the tegmina by the 

 length of the prouotum. Anterior tibiae smooth, not sulcate. Posterior femora 

 bearing eight spines; tibiae quadrate, bearing eleven spines on the superior sur- 

 face and eighteen on the inferior. Ovipositor short, sharply bent; subgenital 

 plate acuminate, with two carinae, which converge and form one posteriorly. 



Ground color Paris green (Ridgway's Nomenclature), palest inferiorly, and on 

 the limbs. Median and discoidal veins of tegmina partly outline in pale green- 

 ish ; between the discoidal and main median vein a ring of blackish brown is 

 situated, smaller ones similar to it being placed at the apex and below the 

 humeral vein. Antennae yellowish brown, greenish at the ba.se. 



Measurements : 



33. ram. 



Stilpnochlora marginella (Serville). 



1839, Phylloptera marginella Serville, Orthopteres, p. 405. 



Four specimens, males; Cuernavaca, Morelos, vi. 



Stilpiiochlora tolteca (Saussure). 



1859, Phylloptera tolteca Saussure, Rev. et Mag. d. Zool. (2), xi, p. 203. 



Three specimens, two males and one female ; Teocelo, Vera Cruz, 

 viii (2), and Cuernavaca, Morelos, vi (1). 



Stilpnochlora azteca (Saussure). 



1859, rhylloptera azteca Saussure, Rev. et Mag. d. Zool. (2), xi, p. 203. 



Seven specimens, three males and four females ; Teocelo, Vera 

 Cruz, viii (•:{), Jalapa, Vera Cruz, vi (2), and Cuernavaca, Morelos, 

 vi (2). 



I'yrgocorypha sallei (Saussure). 



1859, Conocephalus sallei Saussure. Rev. et Mag. d. Zool. (2), xi, p. 207. 



Two specimens, S and 9 ; Teocelo, Vera Cruz, and Jalapa, Vera 

 Cruz, viii. 



Fyrgocorypha iinciiiata (Harris). 



1842, Conocephalus uiichiatus Harris, Inj. Ins. New Eng., p. 132. 



One specimen, $ ; Orizaba, Vera Cruz, vi. 



TKANS. AM. ENT. SOC, XXVII. (29) .JUNE, 1901. 



