250 Mr. VV. L. Distant on Harpactorinro. 



Allied to C. phemi'oides, Stal, but differing, apart from the 

 colour of the rostrum and connexivum, by having the posterior 

 pronotal lobe anteriorly profoundly sulcate, connexivum more 

 dilated, with its lateral margins recurved. 



Long., (J , 28 millim, ; max. abd. lat. 15 millim. 



Hab. Philippine Islands? {Whitefwuse?, Brit. Mus.). 



Genus Peisthesancus. 



Pristhesancus albipennis. 



Pristhesancus albipennis, Walk. Cat. Het. viii. p. 88. n. 8 (1873). 

 Helonotus albrpemiis, Leth. & Sev. Cat. Geii. Hem. t. iii. p. 193 (1896). 



Pi'istliesancus papuensis. 



Pristhesancus pa^mensis, Stal, Stett. ent. Zeit. xxii. p. 134 (1861). 

 Pristhesancus luteicollis, Walk. Cat. Het. viii. p. 89. n. 10 (1873). 

 Helonotus luteicollis, Leth. & Sev. Cat. Gen. H6m. t. iii. p. 194 (1896). 



Pristhesancus ijlagtiJennis. 



Pristhesancm plagipennis, Walk. Cat. Het. viii. p. 88. n, 9 (1873). 

 Helonotus plagipennis, Leth. & Sev. Cat. G6ii. Hem. t. iii. p. 194 (1890). 



Pristhesancus Wallace! , sp. n. 



Head, pronotum, scutellum, rostrum, sternum, and legs 

 very dark castaneous or black ; corium pale stramineous, 

 infuscated at basal angle ; membrane pale hyaline ; abdomen 

 above and beneath bright metallic blue, its apex ochraceous, 

 segmental margins beneath greyishly pilose ; trochanters 

 sometimes partly ochraceous ; antenna castaneous, antennal 

 tubercles piceous. Anterior pronotal lobe with two conical 

 erectile tubercles, their apices slightly divergent; posterior 

 pronotal lobe broadly centrally sulcate on anterior half, the 

 lateral angles angularly and somewhat conically straightly 

 produced, distinctly notched posteriorly, posterior angles 

 prominent ; base of scutellum obliquely erect, its apex tuber- 

 culous ; membrane passing the apex of abdomen. 



Long., $ ? (inch apex membr.), 20-22 millim. ; exp. 

 pronot. angl. 6i millim. 



Hah. New Guinea {Wallace, Brit. Mus.). 



Genus Helonotus. 

 Helonotus sexspinosus. 



Zelus sexspinosus, Fahr. Syst. Rliyng. p. 288 (1803). 

 "S'ar. Lmnttus vuhierans, Stal, Ste'tt. ent. Zeit. xxii. p. 134 (1861). 

 Helo7iotus ffenualis, Walk. Cat. Het. viii. p. 90. n. 4 (1873). 



