OF PHILADELPHIA. 279 



MALACHIUS Fabr. 



1. M. FLAVILABRIS. — Purplish-black ; head at tip yellow. 

 Body black, with a slight tinge of purplish, particularly on the 



elytra : head polished deep black between and above the eyes, 

 anterior to which it is bright yellow ; antennge beneath one half 

 the length yellow : anterior pairs of feet yellow, coxae and thighs 

 Avith a dilated black line ; posterior feet dusky. 



Length to the tip of the elytra more than one-tenth of an 

 inch. 



[Belongs to Anthocomus ; subsequently described as M. coe'ni.- 

 (eus Randall. — Leg.] [170] 



2. M. PusiLLUS. — Purplish-black ; feet, excepting the poste- 

 rior tibiae, yellow. 



Head polished, black ; antennae at base yellow ; mandibles yel- 

 low, piceous at tip : anterior pairs of feet, excepting the patella, 

 yellow ; posterior pair yellow, tibiae and line on the thighs, 

 black. 



Length more than one-twentieth of an inch. 



I received the two insects above described from Dr. J. F. 

 Melsheimer, under the names I have given to them. 



[Belongs to Ubeeus. — Leg.] 



3. M. SGINGETUS. — Pale yellowish ; thoracic disk black. 

 Head yellow, black at base : thorax deep black on the disk, 



each side and basal edge yellow : scutel black ; elytra pale yel- 

 lowish, suture excepting towards the tip blackish : pectus yellow, 

 with a blackish spot each side ; postpectus yellow ; lateral and 

 posterior margins black : abdomen black, incisures and lateral 

 edge yellow. 



Length one-tenth of an inch. 



A common species, remarkable for its pale color. 



[A species of AntJwcomus. — Leg.] 



4. M. APiGALis. — Black; thorax sanguineous; feet and tip of 

 the elytra whitish. 



Head black, polished ; antennae yellowish : thorax sanguineous, 

 dusky on the anterior margin : elytra black, polished ; a large, 

 rounded, whitish, somewhat hyaline spot occupying the tip : feet 

 and posterior part of the venter pale yellow or whitish. 

 1825.] 



