SrCANUS. 



;351 



angles moderately prominent, posterior margin moderately reflesed; 

 bemelytra passing abdominal apex ; abdomen on each side 

 ampliated and compressed ; anterior tibite equal in length to 



anterior femora and trochanters 



together. 



1 262. Arcesius fusculus, sp. u. 



Dark fuscous ; biaanulations 

 to femora, second and third 

 joints of rostrum, coxa> and tro- 

 chanters brownish-ochraceous ; 

 head beneath, sixth segment 

 and disk of anal segment ochra- 

 ceous ; head a little longer than 

 pronotum and scutellum to- 

 gether ; first joint of antennae 

 about as long as head with 

 anterior lobe of pronotum ; pos- 

 terior pronotal lobe \Aith two 

 obscure and obtuse tuberculous 

 spines. 



Length 22 millim. 



Hah. Burma ; Karennee. 



Fig. -!i'4. — Arve^ius fuscalut- 



Genus SYCANUS. 



Sycauus, Amy. l^'- Serv. Hem. p. oGO (184;]) ; Dohrn, lSt(4t. ent. Zeit. 



XX, pp. 93 ■& m (1859) ; StSl, Hem. Afr. iii, pp. 51 &; 72 (18G5) ; 



id. En. Hem. iv, p. 11 (1874). 

 Cosmospliodrus, Stdl, Ofv. Vet.-Ak. Fori/. 1860, ]>. 278. 



Type, S. coUaris, Fabr. 



Distrihidion. Ethiopian and Oriental Kegions, and China. 



Body elongate))' ovate ; head long, somewhat slender, about as 

 long as pronotum and scutellum together, postocular uuich longer 

 than anteocular area : rostrum with the basal joint longer than 

 anteocular portion of head, shorter than second joint ; hrst joint 

 of antenna? about as long as anterior femora ; pronotum constricted 

 before middle, anterior lobe much narrower than posterior which 

 is rugosely punctate ; scutellum generally provided with a long- 

 erect spine ; abdomen on each side strongly roundly ampliated. 



A. Scutellum with a Jong erect or suherect spine, its ape,v hi/id. 



a. Pronotum hJaclc, iimcoloroiis. 



a. Apical half of corium pale stramineous. 



1263. Sycanus collaris, Fabr. (Reduvius) (^pec. Ins. ii. p. .380 (1781) ; 

 id. (Zelus) Si/sf. lihynf). p. 285 (1803); Herr.-&haf. {AxWui^) 

 Wanz. Lis. Viii, p. '37, f. 813 (1848) ; Amy. S,- Sew. Hem 



