OP PHILADELPHIA. 103 



BUPRESTIS Linn Latr. 



1. B. CONFLUENTA. — [Ante, 1, 60.] 



2. B. LATERALIS. — Black ; head and thorax dull brassy, the 

 former canaliculate, the latter with a posterior dorsal and anterior 

 lateral indentation. 



Inhabits Missouri. 



Body elongated, black, scabrous : head dull brassy, superficially 

 punctured ; a profoundly impressed line abbreviated before : an- 

 tennae blackish : thorax dull brassy, somewhat scabrous ; a round 

 indented spot behind the middle, and an oblique profound oblong 

 one each side, at the anterior termination of which the thoracic 

 edge is dilated ; basal edge sinuous : scutel black, subtriangnlar : 

 elytra scabrous, entire, slightly indented at base : tail rounded. 



Length one-fifth of an inch. 



Distinguishable by the dilatation of the lateral thoracic edge. 



[Belongs to Agrilus. — Leg.] 



3. B. ATROPURPUREUS. — Black, slightly tinged with bronze 

 or purplish ; elytra serrate and mucronate. 



Inhabits Arkansa. 



Body punctured : antennae black : labrum piceous : thorax with 

 elevated obtuse punctures and slightly impressed dilated ones each 

 side ; an indented spot on the middle of the basal margin : elytra 

 scabrous with minute reflected and depressed points; lateral edge 

 regularly serrated ; tip mucronate : beneath dark purplish. 



Length less than three-tenths of an inch. 



Taken near the Rocky Mountains. The color to the eye is black, 

 but upon attentive observation it will be perceived to be tinged 

 with purplish. 



[Belongs to Melanophila. — Leg.] [160] 



4. B. 6-GUTTATA. — Black-brassy; elytra each with three in- 

 dented cupreous spots. 



Inhabits the United States. 



Biqyrestis 4-macuIafa Melsh. Catal. 



Body blackish with a strong brassy tinge : head punctured ; a 

 profound sinus each side for the reception of the antennae ; tip 

 emarginate : labrum green : antennae brassy-green : thorax short, 

 transverse, densely punctured ; not wider behind, angles rounded : 

 1823.] 



