LOCUSTIDJ3. 193 



with five stout spines on each side, those from the first to the fifth suc- 

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

 fourth joiut much longer than all the others. 



12. STENOPELMATUS POLITUS. 



Fcem. Rufus ; mandibulce nigrte, punctatce ; prothorax nigricans, mar- 

 yine antico rufo ; abdominis dorsum niyrum ; oviductus brevis, apice 

 nigricans ; alee anticce nigra. 



Female. Bed. Eyes testaceous. Mandibles black, punctured. Pro- 

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

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

 length of the abdomen. Spines of the tibiae with black tips. Fore wings 

 black. Length of the 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 EBYTHROMELAS. 



Ftem. Rufescente fulvus ; caput prothorace vix latins, antice punctatum ; 

 mandibulce nigricantes ; palpi apice picei ; abdomen dor so nigricante, 

 segmentis ventralibus niyro marginatis ; oviductus brevis, apice nigri- 

 cans ; tibiae quatuor anteriores trispinosce ; tibiae posticce extus tri- 

 spinosce, intus quinquespinosce. 



Female. Reddish tawny, 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. Prothorax like that of S. politus in structure. 

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

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

 side and one on the inner side; first outer spine beyond the middle; 

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

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

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

 inner side; the first and fifth 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 punctatum, prothorace non latius ; 

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

 losum ; cerci nigricantes, breves, gracilet ; tibia anticce trispinosce ; 

 tibice intermedia quadrispinosce ; tibia posticce extus quadrispinosce, 

 intus quinquespinosce. 



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

 than 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 



