MEXICAN ORTHOPTERA. 99 



General color deep olivaceous above, naples yellow beneath. Head and prono- 

 tum with a central line of crimson, which is replaced by one of yellowish on the 

 abdomen. Side and front of face washed with crimson, the same tint covering 

 the lower section of the lateral lobes of the pronotum. Eyes dark ochraceous, 

 touched above with black. Antennae black, with a narrow distal yellow 

 annulation on each segment. Abdomen with the yellow of the under parts ex- 

 tending up along the posterior border of each segment, the body of each of the 

 same being centrally lined with black. Tegmina deep olivaceous, with the vena- 

 tion outlined in dull yellowish. Median pair of limbs above olivaceous, below 

 yellowish, with a lateral line of blackish. Posterior femora yellow, the upper 

 genicular lobes and the pattern of the lateral face black. Posterior tibiae light 

 olivaceous, with a basal spot of black, and a narrow band of yellow; the lower 

 surface with a line of black, which color tinges the distal portion ; external bor- 

 der with eight spines, each tipped with black. Hind tarsi yellowish, spotted 

 with black. 



Measurements : 



Length of body ........ 22 mm. 



Length of tegmina 

 Length of hind femora 

 Length of antennae 



4.5" 

 11.5" 



7 " 



The specimens representing the subfamily Tettiginse, numbering 

 three, I have not attempted to determine, more material being 

 needed for accurate specific determination. 



TRANS. AM. ENT. SOC, XXVII. OCTOBER, 1900. 



