LOCUSTULE. 317 



blackish dots. Hind wings cinereous; veins testaceous. Length of the 

 body 14 lines; expansion of the fore wings 34 lines. 



a. Natal. From M. Gueinzius' collection. 



Madagascar. 



44. CONOCEPHALUS SEXPUNCTATUS. 



sexpunctatus, Serv. Hist. Orth. 517. 

 Madagascar. 



45. CONOCEPHALUS ABBUPTUS. 



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

 conicum, basi sublus acute angulatum ; pedes graciles ; alee anticts 

 nigro subpunclutce, corpore muito longiores ; alee posticts diaphance, 

 testaceo venosa. 



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. Prosternum 

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

 tibiae 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 Hues; expansion 

 of the fore wings 38 lines. 



It closely resembles C. indicator in the structure of the horn in frou 1 

 of the head, but the legs are much longer. 



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



46. CONOCEPHALUS DIFFERENS. 

 differens, Serv. Hist. Orth. 519. 

 Mauritius. Isle Bourbon. 



South Asia. 



A. Fastigium brevi-conicum. 



a. Prothorax non vittatus. ----- acuminatus. 



b. Prothorax biviitatus. interruptus. 



c. Prolhorax lineatus. .--*.- lineosus. 



B. Fastigium longi-conicum. 



a. Fastigium non tuberculatum. 

 * Fastigium non marginatum. 

 f Tibiae sat validae. 



J Prothorax non vittatus. - dorsalis. 



$ Prothorax vittatus. - streuuus. 



ft Tibiae graciles. 

 | Caput prothurace multo brevius. 



Alae anticae nigro non punctatae. - - - - varius. 



Alae anticae nigro punctalae. 



