842 FAMILY XLI. MALACHIID.E. 



II. Anthocomus Eriehs. 1840. (Gr.. "flower + to revel.") 



Our two members of this genus may be knoMTi by having the 

 H-jointed antenna; inserted at the sides of the front nearly or quite 

 at the front margin ; tarsi simple and similar in both sexes. 



1606 (5038). Anthocomus erichsoni Lee. Proc. Phil. Acad. Nat. Sci., VI, 



1852, 165. 

 ObloDg-subdepressed, but little wider behind the middle ; sparsely clothed 

 with grayish hairs. Head, under surface and femora blacli ; thorax red- 

 dish-yellow, the disk with a broad median black stripe; elytra black with a 

 bluish tinge; tibi;Te. tarsi and front coxte piceous. Front of head with a 

 wide, shallow impression. Thorax broader than long, sides and angles 

 strongly rounded, surface sparsely punctulate. Elytra parallel, finely punc- 

 tured and rugulose. Length 3.5^ mm. 



Putnam, Vigo and Posey counties: scarce. April 18-]May 26. 



1607 (5039). Anthocomus flavilabrus Say, Journ. Phil. Acad. Nat. Sci., 



V, 1825. 169 ; ibid. IT, 279. 

 Resembles the preceding in form and size. Black ; thoi-ax narrowly 

 margined with reddish-yellow, sometimes wholly black ; front part of head, 

 prosternum, front and middle legs and basal third of antenna? bright yel- 

 low; front coxfe and femora often with a dilated black line; elytra tinged 

 with purplish. Length 3.5-4 mm. 



Southern half of the State, frequent; Marshall County, rare. 

 IMay 18-June 26. Occurs on flowers of dogwood, red bud, wild 

 rose, etc. 



III. PsEUDEB.EUs Hom. 1872. (Gr., "false + ebfeus.") 



Very small species having the elytra in the male obliquely pro- 

 longed, tipped with yellow, and with a hook-like process above. 

 Three species have been taken in Indiana, while one other may 

 occur. 



KEY TO INDIANA SPECIES OF PSEUDEB.EUS. 



a. Last ventral segment of male yellow, deeply grooved lengtliwise and 



deeply notched at tij;. 



6. Thorax yellow. 1608. apicalis. 



bft. Thorax black. 1609. oblitus. 



aa. Last ventral of male black, not grooved, slightly emarginate at tip. 



c. Thorax yellow. 1610. bicolor. 



cc. Thorax black. pusillus. 



1608 (5041). PsEUDEB.^us apicalis Say, Journ. Phil. Acad. Nat. Sci., V, 



1825, 170; ibid. II. 279. 

 Oblong, rather broadly expanded behind the middle. Black, slightly 

 tinged with bluish; thorax and legs pale dull yellow ; antennae with termi- 

 nal joints piceous or dusky. Thorax broader than long, sides and angles 

 rounded. Elytra slightly broader at base than thorax, gradually widened 



