36 CATALOGUE OF 



long' as the body; joints from the first to the third successively decreasing 

 in lenp;th ; fourth with a very broad testaceous band near the base, longer 

 than the second, shorter than the first. Prothorax very finely scabrous, 

 with a slight tubercle on each side in the fore part of the disk, with a very 

 slight longitudinal furrow, and with a slight transverse ridge near the hind 

 border; sides serrated; hind angles much elongated, acute, directly 

 diverging, slightly ascending. Odnriferous apertures whitish. Femora 

 beneath with a subapical spine. Hind femora incrassated, with a few rows 

 of minute obtuse spines. Hind iii)ia2 almost as long as the hind femora, 

 dilated and with a very broad tooth at the base beneath. Length of the 

 bodv 12 lines. 



? Presented by W. W. Saunders, Esq. 



12. Trematocoris vittata. 



Mas. Nigra, siihlns teslacea ; caput teslaceo vnivillatum ; antenna sal 

 validcE ; prothorax scaber, testaceo qninque villains, luteribus serrulis, 

 anguiis poslicis acitiis oblique retraclis ; svulelhim testaceo margi- 

 naliim; pedes leslacei,feni(>ribiis spinulosis, femoribus poslicis denlalis 

 valde incrassatis nigro bifascialis, tibiis poslicis piceis dilatatis apud 

 medium bidenlatis ; alee anlicce fulv(jB,playa maxima nigra, membrana 

 nigricunle. 



31ale. Black, testaceous beneath. Head with a testaceous stripe. 

 Antenna pubescent, rather stout. Prothorax scabrous, widening hindward, 

 with a transverse furrow at one-third of the length from the lore border, 

 and with five testaceous stripes; middle stripe double, except in front; two 

 outer stripes marginal ; sides serrated, slightly dilated in the hind part and 

 armed there with an acute spine, which is directed obliquely hindward. 

 Scutellum with a testaceous border. Legs testaceous. Femora with a few 

 very short black spines. Hind femora much incrassated, with two black 

 bands, armed on each side beneath with a few stout teeth. Hind tibiae 

 piceons, dilated beneath, the dilatation diminishing from the base to the 

 tip, with two very stout teeth in the middle; a very minute tooth between 

 the above teeth and two small apical teeth. Fore wings tawny, with a very 

 large black patch; membrane blackish. Length of the body 12 lines. 



a. Siam. Presented by VV. W. Saunders, Esq. 



b. ? From the Entomological Society's collection. 



13. Trvi:MAT0C0iiis bilobus. 



Petascelis bilobus, Sgnt. A. S. E. F. 2me Ser. viii. 69, pi. 4, f. 2 — Derepteryx 

 bilobus, Stal, Hem. Afr. ii. 13. 



Guinea. Old Calabar. 



