252 Mr. J. S. Baly's Descriptions of 



angulis anticis prominulis ; elytris fortiter flexuoso-impressis, 

 interspatiis (prgesertim ad basin) elevato-plicatis ; processu 

 prosternali compresso, retrorsum producto, femoribus inter- 

 niediis subtus unidentatis. 



Mas. — Femoribus intermediis subtus valide unidentatis, posticis 

 elongatis rectis, supra sub-sinuatis, intus ad basin flavo-to- 

 mentosis, subtus ante apicem bidentatis, dente externo valido 

 interne minuto ; tibiis ejusdem paris sub-rectis basi tuber- 

 culatis, ante apicem sub-flexuosis, apice mucronatis ; abdo- 

 minis segmento primo longitudinaliter excavato, fortiter punc- 

 tato, flavo-tomentoso. 



Foem. — Femoribus intermediis obtuse dentatis, posticis elytra 

 non superantibus, subtus crista denticulata antice unidentatd 

 instructis ; tibiis ejusdem paris arcuatis, basi tuberculatis. 



Long, mas 9l,fcem. 8| lin. 



Broadly elongate, narrowed posteriorly, dark metallic blue- 

 green, sub-nitidous. Head impressed on the neck with an oblong 

 fovea ; antennae robust, longer than half the body. Thorax sub- 

 quadrate, broader than in S. thstis, anterior margin moderately 

 produced, feebly sinuate in the middle, anterior angles moderately 

 prominent, above sub-opaque, impunctate, impressed at the base 

 with a distinct sub-cruciform fovea. Scutellum ovate, longitudi- 

 nally bifoveolate. Elytra elongate>ovate, truncate at their base, 

 narrowed behind their middle ; sub-nitidous, slightly impressed 

 within the shoulders ; surface closely covered with irregular 

 grooved lines, their interspaces strongly elevated, rugoso-plicate ; 

 these rugosities are less distinctly raised below the middle of the 

 elytra, and become nearly obsolete towards the apex, although 

 even there much more visible than in S, tristis ; prosternal process 

 flattened, produced posteriorly to the mesosternum. 



Male. — Intermediate pair of thighs incrassate, their lower 

 surface produced into a stout acute tooth ; hinder thighs extending 

 beyond the elytra for nearly a third of their length, elongate, in- 

 crassate, not increasing in width below the middle, lower edge 

 furnished with a narrow denticulate ridge ; apex notched and l)i- 

 dentate, the outer tooth large and stout, the inner one minute, 

 inner surface furnished at the base with a yellow tomentose 

 patch ; hinder tibiae nearly straight, slightly flexuous before the 

 apex, the latter obtusely mucronate, their inner surface tubercukite 

 at the base ; basal segment of abdomen longitudinally excavated, 

 closely punctured, flavo-tomentose. 



