586 % TRANSACTIONS OP THE 



yellow; thorax sparsely and unequally puncturecl, with four 

 somewhat larger remote punctures on the disk ; elytra punctures 

 small, not deeply impressed ; posterior half blackish ; tergum with 

 a black dot near the tip ; feet whitish. 



Length about one-twelfth of an inch. 



This is the A.fasciata of Melsh. Catal. 



[^Gifrophxna vinuhi, or G. cUsisimiUs Er. — Lec] 



5. A. INDENTATA. — Yellowish ; head, thoracic disk, elytral 

 spot and middle of the tergum, black. 



Inhabits Pennsylvania. 



Head not obviously punctured ; eyes not remarkably large or 

 prominent ; antennjie reddish-brown, pale at base ; mouth honey- 

 yellow ; thorax dull yellowish, dusky in the middle; a longitudi- 

 nal impressed line, and an indentation on the middle of the base ; 

 elytra with small, numerous punctures ; yellowish, with the su- 

 tural edge and a triangular spot, extending from before the middle 

 to the posterior outer angle, but not reaching the suture ; tergum 

 reddish-yellow, the two middle segments blackish; beneath yel- 

 lowish; postpcctus and middle of the venter black ; feet whitish. 



Length about one-fifteenth of an inch. 



Var. a. Thorax with the dusky disk obsolete. 



Resembles the dlcliroa Grav., in having the indentation on 

 the [470] middle of the base, but it differs in many respects, 

 and obviously in coloring. 



[A species of Homalota. — Lec] 



6. A. 4-i'UNCTATA. — Thorax rufous, with four punctures placed 

 transversely. 



Inhabits Missouri and Indiana. 



Head piceous black, with one puncture on the inner orbit, and 

 three or four behind the eye ; antennae, reddish-brown, three basal 

 joints honey-yellow; palpi piceous; thorax honey-yellow with four 

 distant punctures before the middle, placed in a transverse line, 

 the lateral ones less distinct ; elytra dull honey-yellow, with min- 

 ute punctures, having prostrate hairs ; tergum piceous, paler to- 

 wards the tip ; beneath dark piceous ; feet yellowish. 



Length over one-tenth of an inch 



The four punctures of the thorax is an obvious character. 



[I have not identified this nor the two succeeding species. — 

 Lec] 



[Vol. IV. 



