TETTlGIDyE. 839 



Male. Piceous, rather slender. Head small, slightly prominent 

 between the sockets of the antennas; keels as usual. Eyes very prominent, 

 a little above the vertex and the prothorax. Prothorax slightly tuberculate, 

 with three extremely slight keels ; sides obliquely dilated ; hind pari lan- 

 ceolate, compressed, bordered with fawn colour, extending for more than 

 half its length beyond the tip of the abdomen. Legs moderately stout ; 

 hind tibiae with very minute spines. Hind wings cinereous ; veins black. 

 Length of the body 4£ lines ; expansion of the hind wings 12 lines. 



101. Tettix latifera. 



Fcem. Picea, sat robusta; caput prothoracem paullo superans, antice 

 fulvum; oculi verticem paullo superantes ; prothorax tuberculatus, 

 sub tri carina lus, lateribus dilatatis acute angulatis, postice abdomen 

 longe superans ; pedes fulvi, robusti, femoribus quatuor anterioribus 

 dilatatis ; alee postica? cinerea. 



Female. Piceous, moderately stout. Head a little higher than the 

 prothorax, slightly prominent between the eyes, tawny towards the base ; 

 keels as usual ; front rather long. Eyes very prominent, a little higher 

 than the vertex. Prothorax tuberculate, with three extremely slight keels ; 

 lateral keels disappearing in the fore part, rounded iu the middle part; 

 sides dilated and acutely angular; hind part lanceolate, extending much 

 beyond the tip of the abdomen. Legs stout, tawny ; four anterior femora 

 dilated, and membranous above and beneath; hind tibiae with short stout 

 spines. Hind wings cinereous. Length of the body 6 lines ; expansion of 

 the hind wings 10 lines. 



Genus 2. SCELYMENA. 



Tetrix (Scelimena), Serv. Hist. Orth. 762 — Scelymena, Sauss. A. S. E. F. 

 Ame S4r. i. 480. 



1. Scelymena producta. 



Tetrix (Scelymena) producta, Serv. Hist. Orth. 762 — Scelymena producta, 

 Sauss. A. S. E. F. ime Ser. i. 484 — Acridium (Tetrix) productum, 

 Haan. Verz. Gesch. Ned. Ind. Bez. Ins. 168. 



Sumatra. 



a, b. Java. From Mr. Melly's collection. 



2. Scelymena hakpago. 



Tetrix (Scelimena) harpago, Serv. Hist. Orth. 763. 



a. Hindostan. "Presented by Sir W. Elliot. 



b. S. Hindostan. Presented by M. J. Walhouse, Esq. 



c. N. Hindostan. From Capt. Boyes' collection. 



d. Hindostan. From Mr. Sowerby's collection. 



