SEEENTHIA. 



127 



Synopsis of Genera. 



A. Pronotum with a single carination, sometimes 



obsolete. 



a. Hemelytra not laterally dilated ; pronotum 



unarmed ; antenufe moderately short and 

 robust, discoidal and subcostal areas un- 

 defined Serknthia, p. 127. 



b. Hemelytra with the costal areas dilated ; 



pronotal angles spinous ; antennae long and - 'vjs/*'*-**^ 



slender; areas of hemelytra well defined . . Eteoxeus, p. 129. *'^^^'i 



B. Pronotum tricarinate Paeacopium, p. 128. 



Genus SERENTHIA. 



Sereuthia, Spin. Ess. p. 168 (1837) : Aim/. ^- Sew. Hem. p. 300 



(1843) ; Sttd, En. Hem. iii, p. 117 (1873)'. 

 Agramma, Westiv. Intr. Mod. Class. Ins., Syn. Gen. p. 120 (1840) ; 

 Fieber, Ent. Monoyr. pp. 29, 36 (1844). 



Type, S. atricwpilla. Spin., a Palaearctic species. 



Distribution. Palaearctic, Ethiopian, and Oriental Regions. 



Body slender, elongate ; pronotum \\'ith a single carina which 

 is often very indistinct or obsolete : orifices distinct ; costal 

 margin of the hemelytra acute, costal area somewhat ampliated, 

 discoidal and subcostal areas undefined ; femora and tibiae sub- 

 equal in length. 



890. Serenthia gibba, Fieber (Agramma), Ent. Monogr. p. 38, pi iii 

 ff. 7-11 (1844). 



Yellowish-white, with two rows of dots on the middle of the 

 vertex and a single row near each eye ; antennae yellouish-red, 



third joint cylindrical ; pronotum very 

 convex, process with a rudiment of 

 the central ridge, coarsely punctured, 

 anterior margin nearly white, on both 

 sides of middle with a shallow furrow, 

 brownish-red to behind lateral angles ; 

 head black, shining, above and between 

 antennae with two short yellow spines 

 inclined downward, sides black, their 

 hind margins nearly white ; reticulated 

 elytra narrow, longly produced, yellow- 

 ish-white, brownish at apex, marginal 

 area considerably ridged ; abdomen 

 brown ; sternum reddish - brown, 

 coarsely punctured, anterior margin of 

 prosternum and posterior margin of 

 metasternum yellowish-white ; coxal pits brownish-yellow ; legs 

 rusty-yellow. 



Length 2 millim. 



Hah. " East India " (Heifer). 



I only know this species by Fieber's figures and description. 



Fig Q\. —boenthia gihba 



