t7ii APPENDIX. 



BUPRESTIS, Linn. Lair. 



B. maculativentris. Violaceous with a cupreous reflec- 

 tion ; anterior thoracic angles with a spot and a series on 

 each side of the venter, yellow. 



Inhabits North-west Territory. 



Head confluently punctured ; a yellow spot before the 

 eye, almost confluent with another beneath the eye ; tho- 

 rax with a very distinct margining spot at the anterior 

 angles ; punctured, but with a glabrous dorsal line and one 

 or two lateral glabrous spots ; elytra violaceous, with cu- 

 preous reflections ; base violaceous ; punctured-striate ; tip 

 with a small tooth at the sutural angle, and about four very 

 minute teeth ; beneath cupreous, polished ; venter with a 

 series of three yellow quadrate spots on each side, and a 

 larger oblique oval one on the anal segment approaching 

 at the middle of the segment and extending by a branch 

 for a short distance on the edge. 



Length thirteen-twentieths of an inch. 



This is a very pretty insect, readily distinguished by the 

 subocular, thoracic, and ventral spots. 



SCYDM^NUS, Lair. 



1. S. clavipes. Blackish ; elytra bright rufous, blackish 

 at tip; antennae longer than the thorax. 



Inhabits Pennsylvania. 



Body hairy ; head piceous ; antennas rather longer than 

 the thorax, and with the palpi, dull rufous ; thorax blackish 

 with an impressed transverse line at base and the appear- 

 ance of a longitudinal one before ; hairs numerous ; elytra 

 smooth, polished, impunctured, and without striae; bright 

 rufous; hairs long; humeral angles longitudinally elevated ; 



