1144 



FAMILY LIII. C HR YSO MELID JE . 



cc. Thorax rugose over entire surface ; smaller. 2-2.5 mm. 



2118. CURTIPENNIS. 



1)1). Ciypeus einarginate. 



d. Coppery; bead and thorax regularly punctured, not rugose. 



2119. MARCASSITUS. 



dd. Green or coppery; thorax irregularly punctured and with indis- 

 tinct smooth spots. NEBULOSUS. 

 aa. Thorax feebly margined at base ; ciypeus emarginate. yakians. 



2117 (6767). Graphops plrescens Melsh.. Proc. Phil. Acad. Nat. Sci., III. 

 1847. 169. 



Oblong, subcylindrical. Coppery-bronzed, sparsely 

 clothed with ash-gray pubescence. Thorax slightly wider 

 than long, not margined at sides, finely and sparsely 

 punctured, densely and finely wrinkled on sides and often 

 on basal half. Elytra one-half wider than thorax, disk 

 with rows of fine punctures, becoming obsolete behind, 

 and a sutural stria on apical half. Length 3.5-4 mm. 

 (Fig. 493.) 



Throughout the State ; frequent. March 27-Au- 

 gust 8. Probably hibernates. Taken in May by 

 FlS (OriginaL) e " sweeping and in summer on evening primrose. 



2118 (6768). Graphops cprtipennts Melsh., Proc. Phil. Acad. Nat. Sci., 



III.. 1847. 169. 



Shorter and stouter than pubescen's. Coppery-brown, sparsely clothed 

 with very short gray hairs. Thorax as wide at middle as elytra ; entire 

 surface rugulose and minutely punctate. Elytra finely punctate, with sub- 

 obsolete rows of larger punctures. Length 2-2.5 mm. 



One in the Webster collection labelled "Ind." Ranges from 

 New York to Texas and Florida. 



2119 (6769). Graphops marcassitus Crotch. Proc. Phil. Acad. Nat. Sci., 



1873. 35. 



Resembles pubescens closely in color and general appearance. The 

 form is shorter and proportionally broader, the ciypeus deeply emarginate; 

 thorax not rugose ; punctures of elytra larger, more distant one from an- 

 other, and obsolete on apical half. Length 3-3.5 mm. 



Marshall, Tippecanoe and Floyd counties; scarce. June 12- 

 July 5. 



G. nebulosns Lee. length 4 mm., is known from Ohio, Wisconsin 

 and Kansas ; G. varians Lee, coppery-green or blackish, length 4—4.5 

 mm., was described from Illinois. 



XXIX. Metachroma Lec. 1858. (Gr., ' ' after + color. ") 



Thorax without a lobe behind the eyes, the latter surrounded 

 in front and above by a deep groove ; middle and hind tibia 1 

 emarginate on outer edge near the tip ; antennte with second and 



