LOCUSTID^. 



317 



blackisl) dots. Hind winp;s cinereous ; veins testaceous. 

 ])ody 14 lines; expansion of the fore wings 34 lines. 

 a. Natal. From M. Gueinzius' collection. 



Length of the 



Madagascar. 



44. CONOCEPHALUS SEXPUNCTATUS. 



sexpunctatus, Serv. Hist. Orlli. 517. 

 Madagascar. 



45. CoNOCEPHALUS ABRUPTUS. 



Mas. Teslaceus, gracilis; caput et prothorax punctata ; fastigium longi- 



conicum, basi sublus acute angulatum ; pedes graciles ; alee anticoe. 



nigro subpunctatce, corpore mtdto longiores ; alee posticcB diaphance, 



testaceo venosce. 



Male. Testaceous, slender. Head and prothorax thickly and minutely 



punctured. Horn of the head horizontal, elongate-conical, a little shorter 



than the space from its base to the hind border, acutely angular at its base 



beneath ; front smooth. Prothorax with two very slight transverse furrows ; 



hind border slightly rounded, deeply notched on each side, dorsum flat, 



increasing in breadth hindward; lateral keels very distinct. Prosiernum 



with two slender spines. Legs slender; hind lemora and four anterior 



tibiee with a few spines in two rows; hind tibiae with four rows. Wings 



much longer than the body. Fore wings with a few black points. Hind 



wings pellucid ; veins testaceous. Length of the body 14 lines; expansion 



of the fore wings 38 lines. 



It closely resembles C. indicator in the structure of the horn in frou^ 

 of the head, but the legs are much longer. 

 a. Madagascar. From Madame Ida Pfeiffer's collection. 



46. CoNOCEPHALUS DIl'FERENS. 



differens, Serv. Hist. Orth. 519. 

 Mauritius. Isle Bourbon. 



South Asia. 



Fastigium brevi-conicum. 

 Prothorax non vittatus. 

 Prothorax biviitatus. 

 Prothorax lineatus. 

 Fastigium longi-conicum. 

 Fastigium non tuberculatum. 

 Fastigium non marginatum. 

 Tibiae sat validsB. 

 Prothorax non vittatus. 

 Prothorax vittatus. 

 Tibiae graciles. 



Caput piolhorace multo brevius. 

 Alae anticsB nigro non puuctatae. 

 AlaB anlicae nigro punctaiae. 



acuminatus. 



inlerruptus. 



liueosus. 



dorsalis. 

 strenuus. 



vanus. 



