LOCUSTID-E. 445 



15. MERONCIDIUS MEXICANUS. 

 Acanthodis Mexicans, Sauss. Rev. Zool. 18o9, 207. 



Mexico. 



16. MERONCIDIUS AZTECUS. 



Acanthodis Azteca, Sauss. Rev. Zool. 1859, 207. 



Mexico. 



17. MERONCIDIDS TOLTECUS. 



Acanthodis Tolteca, Sauss. Rev. Zool. 1859, 207. 



Mexico. 



18. MERONCIDIUS BEGIN us. 



Acanthodis regina, Sauss. Rev. Zool. 1859, 207. 

 Mexico. 



19. MKRONCIDIDS COXSPERSUS. 



Meroneidiura conspersum, Scudder, Proc. Bost. Soc. Nat. Hist. xii. 

 Napo or Maranon. 



20. MERONCIDIUS SUBGUTTATUS. 



Mas. Fulvus, sat gracilis ; caput subtilissime rugulosum, verticis disco 

 nigricante ; prothorax ruyulosus, vittis duabus nigris sat latis, 

 margine anlico subangulato ; lamince subgenitalis styli nigri, longi, 

 lineares ; pedes robusti, breviusculi, piceo nebitlosi ; alee anticcB fusco 

 maculates, albido-testaceo reticulatce ; alee postica nigricantes, 

 breviores, areolis cinereo maculatis. 



Male. Tawny, rather slender, paler heneath. Head very finely 

 rugulose ; disk of the vertex blackish. Eyes testaceous, very prominent. 

 Prothorax rugulose, with two transverse impressed lines and with two 

 rather broad black stripes ; fore border slightly angular ; hind border 

 slightly rounded. Subj^enital lamina elongate, with two long black slender 

 c-ylindrical styles. Legs stout, rather short ; femora and tibiae mottled with 

 piceous; spines with black tips. Fore wings longer by one line and a half 

 than the hind wings, with many small pale brown spots; reticulation 

 whitish testaceous ; interior border interruptedly blackish. Hind wings 

 blackish, with a cinereous spot in each areolet ; veins tawny ; transverse 

 sectors blackish. Length of the body 13 lines; expansion of the fore 

 wings 26 lines. 

 a. Jamaica, From Mr. Gosse's collection. 



21. MERONCIDIUS MACULARIS. 



Foam. Viridis, robustus ; caput antice albidum ; antenna pallide 

 testacece, basi fuscescentes ; oviductus testaceus, abdomine paullo 

 longior, dimidio apicali nigro ; alee posticce nigricantes, pallido 

 maculalce. 



Female. Green, stout, testaceous beneath. Fore part of the head 

 mostly whitish. Eyes testaceous, round, prominent. Antennae pale testa- 

 ceous, brownish at the base. Prothorax smooth, with two transverse 



