LOCUSTID^. 193 



with five stout spines on each side, tbose from the first to the fifih suc- 

 cessively increasing in size; apical circlet of six spines; tarsi slender; 

 fourth joint much longer than all the others. 



12. Stenopelmatus politus. 



Fcem. Rufus ; mandibulte nigrcB, punclatce ; prothorax nigricans, mar- 

 gine anlico rnfo ; abdominis dorsum nigrum ; oviductus brevis, apice 

 nigricans ; alcB anticcE nigra. 



Female. Red. Eyes testaceous. Mandibles black, punciuied. Pro- 

 thorax blackish; fore border red. Abdomen black above. Cerci and 

 oviduct blackish towards the tips; tlie latter less than one-fourlh of the 

 len;;th of the abdomen. Spines of ihe libite with black lips. Fore wings 

 black. Length of llie body 16 lines. 



The fore wings of the specimen described are rather shorter than the 

 abdomen, and appear to be not fully developed. 



a. Orizaba. From M. Salle's collection. 



13. Stenopelmatus eeythromelas. 



Fcem. Riifescente fulvus ; caput prolhorace vix lalius, antice punclatum ; 

 mandibulce niyricanles ; palpi apice picei ; abdomen dorso nigricanle, 

 segmenlis venlralibus nigro marginatis ; oviductus brevis, apice nigri- 

 cans ; tibia qualuor anleriores Irispinosce ; tibice postica extus tri- 

 spinos(B, inlus quinquespinosce. 



Female. Reddish lawny, smooth, shining, very stout. Head hardly 

 broader than the prothorax; fore part thickly punctured; mandibles 

 blackish. Eyes piceous, smaller than those of the preceding; species. 

 Palpi with piceous tips. Prolhorax like that of S. politus in structure. 

 Abdomen blackish above; hind borders of the ventral segments black. 

 Oviduct like that of S. politus. Fore libiae with two spines on the outer 

 side and one on the inner side; first ouler spine beyond ihe middle; 

 second near the lip; inner spines much larger than the others; middle 

 tibiae also with three spines, but the first on the outer side is nearer tlie 

 tip; hind tibiae with three spines on the ouler side and with five on the 

 inner side; the first and fifih of the latter are much smaller than the 

 others. Length of the body 14 lines. 



This and S. politus may be one species. There are traces of wings. 



a. Mexico. From Mr. Glennie's collection. 



14. Stenopelmatus lycosoides. 



Mas. Rufescente fulvus ; caput anlice punclatum, prothorace non latius ; 

 oculi parvi ; palpi apice picei ; abdominis dorsum nigricans, rugu- 

 losum ; cerci nigricantes, breves, graciles ; tibia anticce trispinosa ; 

 tibiiE intermedia quadrispinosa ; tibia poslica extus quadrispinosa, 

 intus quinquespinosa. 



Male. Reddish tawny, smooth, shining. Head short, not broader 

 ihan the prothorax, with a band of four piceous spots on the fore part 

 of the vertex; fore part thickly punctured. Eyes small, not prominent. 

 Palpi with piceous tips. Prothorax in structure like that of S. politus. 



2c 



