186 FAMILY V.— ACRIDIINA'. 



sometimes deepening to piceous; median carina slight; 

 prosternal spine very short and blunt. Tegraina brownish- 

 fuscous, more or less feebly flecked with fuscous, and either 

 greatly surpassing the hind femora, moderately broad and 

 sub-equal nearly to the well rounded tip, or ovate-lanceo- 

 late apically sub-acuminate, a little longer than the prono- 

 tum only ; wings, when fully developed ample, hyaline, \vith 

 pale brownish-fuscous veins. Fore femora of male greatly 

 enlarged, hind femora luteo- or ferrugineo-testaceous, very 

 obliquely and broadly bifasciate with blackish fuscous 

 above and outside, with a basal patch of the same, the 



Fig. 109. — Mclanoplus Dawsoni, male. Fig- 111. — Melanoplus 



Original. Dawsoni, tip of male ab- 



domen. Original. 



w^hole sometimes reduced to mere clouds, the genicular arc 

 and sometimes the whole geniculation blackish, fuscous; 

 hind tibiae wholly red, the spines black except at base, ten 

 to thirteen in number in the outer series. 



Extremity of male abdomen as shown in Fig. 111. 



Length of body, male, 16 mm., female, 18.5 mm.; anten- 

 nae, male, 7.5 mm., female 6.25 mm.; tegmina, male and 

 female, 5.25 mm.; hind femora, male, 9 mm., female, 

 10.5 mm. 



The short-winged form of this species is found rather 

 abundantly upon the flowersof the various species of golden 

 rod. Both sexes are illustrated in Figs. 109 and 110. 



Melanoplus Blatchleyi Scudder. 



Short w^inged, oi moderately large size, cinereo-fuscous 

 with an olivaceous tinge. Head somewhat prominent, oH- 



