-|v>()() FAMIL"!' LIU. CIJR\S()MELIIi.T;. 



KEY TO INDIANA SPECIES OF HALTICA. 



„. Body above reddish-yellow, liroadly oval; elytra smooth. 2220. kufa. 

 aa. Body above blue, brouze, green or cupreous, more or less metallie. 



ft. Klytra with a longitudinal fold or eosta along the sides; color dark 



[jjj-,1^ 2221. BIMARGINATA. 



ftft. Elytra without fold. 



c. .Vntcnn:!' and legs piceons, more or less metallic. 

 d. Thorax with a deep groove in front of base which extends n/in- 

 plctcly across the thorax. 

 c. Larger species, 4-5. .5 mm.; usually blue; form robust; thorax 

 very distinctly wider at base. 2222. ci-ialybea. 



cc. Smaller, :!-;j.r, mm. ; color distinctly metallic brassy green, blue 

 or bronze; form more elongate; thorax scarcely wider at 

 l,,,se, 222:;. ignita. 



(III. Tliorax with a moderate, sometimes obsolete, groove near base, 

 which is never entire. 

 /. Humeral angles of elytra well marked, the umbone moderately 

 prominent with a depression behind it; transverse imjircs- 

 sion of thorax deep at middle, evanescent on sides. 

 .(/. Brilliant cupreous with violet or purplish reflections. 



carinata. 

 i/ij. Blue, head more )]rominent ; form more robust. vicaria. 



//. Humeral angle of elytra rounded, the umbone feeble; trans- 

 ■(■erse impression of thorax faint. 

 //. Color brilliant coppery red; larger, more robust, more broad- 

 ly oval. 2224. cuprasceks. 

 liJi. (>)lor greenish or brassy black; smaller, more slender, elon- 

 gate-oblong. 2225. .K.\ES!EN'S. 



cr. .\.ntennie and legs in great part reddish-yelUiw. in striking contrast 

 with the color of the upper surface. 

 /. Entire upjier surface uniform in color and with metallic lustre. 

 j. Form oblong-oval, very convex ; elytra scarcely alutaceous, the 

 punctures distinct on basal half. 2220. fusco.enea. 



//. Fi:rm elongate-oblong, much less convex; elytra distinctly alu- 

 taceous, the punctures minute and indistinct throughout. 



2227. KNABII. 



//. Head and thorax reddish-yellow, elytra metallic blue: thoracic 

 impressifjn deep and entire. burgessi. 



2220 (G959). IlALTicA EUFA 111., Mng. fur Insect., VI, 1S07, ]5:_!. 



Oval, broader behind, moderately convex. Dull reddish- or orange-yel- 

 low aliove, ]iic(Mjus beneath; antenuio and legs piceous, the hind femora paler 

 at base. Anteinue half as long as body, third joint distinctly longer than 

 I'ourth. ^Hiorax nearly twice as wide at base as long, feebly narrowed to 

 1Iie front, margins very narrow; ante-basal impression broad and shallow; 

 surface sparsely and finely punctate. Elytra slightly wider at base than 

 thorax; innbone feeble, surface indistinctly and sparsely punctate. Length 

 4-5 mm. 



Ijakp and Dnliois counties; rare. IMay 2()-j\ray 30. T^eaten 

 from ash. 



