■liiji i.ivM< j,t-ETLES. 1181 



(J. Three strijics ou each elytron, sutiii'al, uiedian and submar- 

 ginal. 

 /;. Form oliloiij^-oval ; front unifies of thorax not dentiform; 

 liiidy Ix'iiealli and legs pale. 2184. fimbbiata. 



/(/(. F(jrni oval; front angles of thora.x dentiform; elytral dark 

 stripes broad. i-ictaurista. 



.(/.(/. Two strijics on <'aclL elytron, sutural and median; oval or ob- 

 long-oval ; fourth joint of antennie distinctly longer than 

 third. I'l.S.j. Mi.MATA. 



(III. Antenna.' slendor, as long as or longer than half the body; species 

 smaller (nsnally less than -iX> mm.), mncli depressed; front vertii-al ; 

 elytral margins nsnally flatt<'iii'(l. 

 ('. Elytra with narrowly flattened margins; yellow with an oval disi-al 

 black space; head yellow; nmbone indistinct. 



21811. THYAMOIUES. 



//. Elytral margins brijadly flatlened, the epipleura' wiile and horizontal. 

 j. Elytra broadly oval, sides umch cnrved, <-oarsely punctate; dirty 

 yellow with indistinct black lines. 2187, lim]!Alis. 



jj. Elytra with sidi's fcojjly curved or nearly ijarallel, entirely piceous 

 or yellow Willi piceous sjjots. 

 Ic. Thni-ax very coarsoly iiunctnred; elytra with a ninre or less evi- 

 dent costa frcmi Die humeri to apex. 2]ss. sEXJiAcur.AXA. 

 /./.■. Th(jrax finely and sparsely punctured or smooth ; elytra without 

 eosta on the side. 

 I. Head eoar.sely and closely punctate; elytr.a with base, suture 

 and often two sjiots on each, brown. sutuealis. 

 U. Head sparsely lanictnte or almost smooth. 

 ///. Sni.-iller, not over 4 mm. ; elytra nsnally in great part pic- 

 eous ; umbone iironiinent. 2180. (;rKROATA. 

 mm. Lai'ger, 4.!j-5 mm.; elytra dull yellow ornamented with black 

 spots lending to form transverse bands. 



2100. SCALARIS. 



*2isi) ((l!l28j. (EDro.wciiis iiiEBrr.\KSA Say, .Journ. I'hil. Acad. ,\;it. Sci., 

 IV, 1.N24. s;!: ibid. II. 22.".. 

 Oval, slightly (ibloiig, moderately convex. Head, under surface and 

 femora yellow or reddish-yellow; thorax yellow with four piceous sjicjts, the 

 two median ones often more or less confluent; elytra brilliant green or co- 

 balt-blue; tibife, tarsi and antemife piceous; scutellum black. Thorax more 

 than twice as wi<lc' as long, margins moderately flattened, not translucent. 

 Elytra sparsely and indistinctly punctulate. Length .5-7 mm. 



Throtig'hout the State: fre<|tient. February 21-September 29. 

 Hibernates beneath logs, bark, ranllein leaves, etc.. Occurs in sum- 

 mer on flmvens of yarrow, wild hydrangea and other plants. The 

 only blue specimens taken were in Lake County. 



