74 MARTIN JACOBY 
depression at each side and a longitudinal groove at the middle 
which ends in a deeper fovea at the base, the interior of these 
depressions are finely punctured, the surface in general is shi- 
ning and of testaceous colour; scutellum testaceous, trigonate ; 
elytra widened posteriorly, closely and distinctly punctured, the 
interstices finely rugose, the lateral margin rather broadly fiat- 
tened, each elytron with two distinct lateral and a more obso- 
lete subsutural costa which do not extend to the apex; the two 
lateral costae are joined below the shoulders but extend upwards 
at the latter in a single branch; the margins are of a purplish 
brown or fulvous colour and the disc brightly metallic green ; 
tibiae unarmed , claws bifid; anterior coxal cavities open; ely- 
tral epipleurae narrow, continued below the middle. 
Hab. New Guinea, Fly River (L. M. D’Albertis). 
48. Sastra (?) flavomarginata, n. sp. 
Testaceous; thorax with two deep depressions, its sides nearly 
straight; surface finely punctured; elytra minutely punctured, 
violaceous, the basal and the lateral margin anteriorly flavous. 
Length 4 lines. 
Head not longer than broad, the vertex depressed, scarcely 
visibly punctured; the frontal tubercles transverse, feebly raised, 
bounded behind by a transverse groove; clypeus thickened its 
anterior margin straight; palpi thickened at the terminal joint, 
the latter ovate, its apex rounded not pointed; thorax transverse, 
the anterior margin concave at the middle, the sides nearly 
straight as well as the posterior margin, the surface with a 
deep transverse depression, extending nearly across the entire 
disc, the latter with a few fine punctures at the non-impressed 
portion; scutellum large, its apex obtusely rounded; elytra 
strongly widened from below the base to the apices, narrowly 
margined, scarcely visibly punctured, dark metallic violaceous, 
the sutural and lateral margin very narrowly and the base 
more broadly, flavous; this colour is gradually narrowed poste- 
riorly at the sides; below and the legs testaceous; claws bifid; 
