November, 1844.] 147 



indentation, and two or three other faint ones before and behind the middle; a 

 distinct, longitudinal, arcuated, raised sutural line, and two or three others on 

 the disk and near the lateral edge, the marginal and sutural lines confluent at 

 apex : beneath and feet rugoscly punctured, cupreous, slightly shining ; tarsi 

 blue ; anterior femora strongly toothed in the males. 



2. C. punctata. Dark green, cupreous and rugosely punctured above ; an- 

 tenna: and tarsi blue. — h\ I. long, 2f 1. wide. Pennsylvania. 



Buprestis punctata, Melsh. Catal. 



Above coarsely punctured and wrinkled, dusky green-brassy, with a rich 

 purple reflection : head rough, two or three small, polished, frontal elevations ; 

 antennce bluish-brassy, the three basal joints rich cupreous ; eyes ochraceous, 

 closely approximated behind : thorax with the basal margin transversely and 

 strongly indented ; medial groove faint and partial ; sides almost straight, slightly- 

 rounded before ; basal edge profoundly bisinuate : elytra with three abbreviated 

 longitudinal, raised lines, of which the middle one is distinct, the two others 

 obscurely defined : benea'th and feet punctured as above, brilliant cupreous, with 

 a green reflection ; tarsi lustrous steel-blue. 



3. C. strangulata, Brassy-black, rugosely punctured ; thorax narrowed be- 

 hind. — 2$ 1. long, 1 1. wide. Pennsylvania. 



Buprestis strangulata, Harris Catal. 



Black-brassy, transversely rugose-punctured, slightly shining : head roughly 

 punctured, with several small glabrous or polished elevations ; clypeus green- 

 brassy : antenna; blackish : thorax confertly punctured and distinctly trans- 

 versely wrinkled; a faint impressed dorsal line; sides rounded, distinctly con- 

 tracted behind; basal edge bisinuate: elytra densely punctured and transversely 

 wrinkled ; about four longitudinal raised lines, of which the two intermediate 

 ones are abbreviated, the marginal and sutural ones confluent at tip : beneath 

 and feet black-brassy, punctured. This is the smallest known native species 

 belonging to this subgenus. Specimens occur which are distinctly marked with 

 two or three impressed cupreous spots on each elytrum. 



4. C. viridiceps. Dull cupreous; head, sides of tibia?, and tarsi, green ; thorax 

 slightly sinuate at sides; elytra with two cupreous impressions. — 5^ 1. long, 2| 

 1. wide. Pennsylvania. 



Dull cupreous above ; head equal, finely and densely grained, green ; antennae 

 green, terminal joints cupreous ; mandibles and palpi green ; labrum pale tes- 

 taceous : thorax almost equal, rugosely punctured, with the medial groove shal- 

 low ; sides feebly sinuate in the middle, abruptly contracted at the posterior 

 angles, and obtusely rounded at the anterior ones; basal edge bisinuate; green 

 towards the lateral margins : elytra much punctured, towards the lateral and 

 basal margins rugosely ; four longitudinal raised lines, of which the two middle 

 ones are interrupted by two cupreous impressed spots, placed, one a little before, 

 and the other a little behind the middle ; basal margin profoundly indented to- 

 wards the scutellum ; tips red-cupreous : abdomen brilliant cupreous, rugosely 

 punctured : pectus brassy-green, slightly canaliculate : feet punctured ; femora 

 anteriorly, tibiae laterally and tarsi entirely green. 



5. C. rugosiceps. Dull cupreous ; head longitudinally rugulose, silvery ( £ ) 



