LOCUSTID^. 309 



Ma'Ie. Testaceous, slender. Head and proiborax punctured, with 

 some slender indistinct brownish stripes. Cone of the liead blackish 

 beneath, rounded at the tip and at the base beneath, nonch shorter than the 

 «paoe between it and the hind border of (he head ; front with an elongated 

 whitish dot between the eyes. Mandibles black aloni: the inner side and 

 ^t the lips. Prothorax with the stripes darkest on the hind border, which 

 is very slightly rounded. Piosternuin with two slender spines which have 

 brownish lips; niesosiernum and metasternuin rather acutely bilobed. 

 Abdomen with a slender lnown dorsal stripe and with a row of black 

 points OH each side beue:iih. Femora and lour posterior libisB with the 

 usual minute spines; hind femora and hind tibiae mostly brown beneath. 

 Wings longer ihan the body. Fore wings a little lonijer than the hind 

 •wings, with many i'regnlarly placed black points. Hind wings pellucid ; 

 veins white. Length of the body 11 lines ; expansion of the fore wings 

 S] lines. 



■a. Para, From Mr. Bates' collection. 



26. CoNOCEPHALfIS COLLIGATUS. 



Mas et f<Em. Testaceus, C. alligalo similis, fasliyio paullo longiore et 

 anyimliore ; caput et prothorax fusco albidoque bivitlata ; oculi nigro 

 aut viridi vittati ; abdominiH latera nigro punctata; ovidnclus fere 

 recttis, corpnri icquUongus ; alee an ticcB Ion gee ^ nigro punctatoe ; aUe 

 postica diaphance, pallido venoscB. 



Male and female. Testaceous. Head and prothorax punctured, with 

 a brown and a whitish stripe on each side. Head with a whitish oblique 

 streak extending hindward from each eye ; cone like that of the preceding 

 species, but a liitle longer and narrower, its under side rounded at the base 

 and with a black band near the tip. Eyes with one or two black or green 

 stripes. Abdomen with a row of black points on each side. Oviduct 

 almost straight, about as loug as the body. Fore wings a litile longer than 

 the hind wings, with several black points. Hind wings pellucid; veins 

 pale. Length of the body ^12 — 13 lines; expansion of the fore wings 

 34— ;)6 lines. 



This species is extremely like the preceding one, but the cone in front 

 of the antennae is rather shorter. 



•fl. Columbia. 



b. Rio Janeiro. Presented by — Buck, Esq. 



<?. Brazil. Presented by J. P. G. Smith, Esq. 



27. CONOCEPHALUS PURPUKASCENS. 



Foem. Fulvus^ pnrpurascente rufo aut viridescenle varius : fastigium 

 longi-cnnicHoi., sabsvlcatum, albido marginatum, subtus subcarinatum 

 apice nigrum busi spina albida rotundata armatum ; frons teslaceo 

 varia, apud fastigium angulatum albido uniguttatum ; uculi bicolores ; 

 antennce albido annulatte ; prothorax subiiliter scaher ; prosternum 

 bispinosum; oviductiis rectus, corpore paullo longior ; femora quatuor 

 anteriora uuiseriatim spinulosa ; alcB longce ; alec posticce diaphance, 

 pallido venescB. 

 Female. Tawny, here and there more or less purplish red, or with 

 a greenish tinge. Head smooth, elongate - conical and very slightly 



