]L'7S 



PAMILV LVI. — CISTKLID.F.. 



Fig 567. X 7. (Original ) 



2atj5 (7G09). IsoMiKA QUADEisTEiATA Ooup., Can. Naturalist, 18U5, 02. 



Rather broadls oval, com-ex, feebly shiniii;;. 

 Dark reddisli-browu to piceous, the head and 

 thorax sometimes almisst black; antenure and 

 tibiff usually paler, the former one-half the 

 length of bod.v. Thorax nearly twice as wide 

 as long, sides rounded on basal half, converging 

 toward apex, which is two-thirds as wide as 

 base; disk finely and densely punctate. Elytra 

 at middle one-fourth wider than thorax ; surface 

 finely and sparsely but distinctly punctate, each 

 with two stri* plainly visible only on apical half 

 near I he suture. Length 5-0.5 mm. (Fig. 507.) 

 Throughmit the Stute ; much more com- 

 mon in the northern counties, where it 

 occurs aho\indaiitly on hucl<h3berry and other shrubs along the 

 borders of marshes. M»y 11- August 13. The last joint of the max- 

 illary palpi is much more broadly triani^ular than in scricca. 



T.'Mt ( ). ISCI.MIRA SiiMlLlS sp. niiv. 



EkMigateoval, convex. I>ark reddish-brown, reel)ly shining; nntennje 

 ;iu(l lens ]ialer; puliesceiice fine, short, yellowisli. rather dense. Head small, 

 less than half the widtii nf Ihorax, finely and densi^ly punctate. Antenna' 

 slender, one-half the length of body; second .ioint one-fourth the length of 

 third, the latter a little longer than fourth. Thorax twice as wide as long, 

 strongly narnjwed from base to ajiex; sides evenly ronnded, base bislnuate, 

 hind angles rectangular; surface finely and densely punctate and with a 

 fine impressed median line on basal third. Elytra at base but slightly 

 \\ider than thorax ; surface finely and rather sparsely punctate, the sutural 

 .striaj extending three-fourths to base, the others evident only near apex. 

 Prostemum densely and roughly punctate ; abdomen finely and rather close- 

 ly punctate. Length 7 mm. 



Posey County; rare. July 9. The larger size and much larger 

 eyes easily distinguish it from i-xtriata. 



2o07 (10,60:!). IsoMiEA OBLOKGULA Casey, Ann. N. Y. Acad. Sci., VI, 1S'.)1, 

 151. 

 Mlongate-oblong, subparallel. Uniform dark reddish-brown to piceous, 

 clothed with short, dense, pale pubescence. Thorax three-fourths wider 

 than long, sides nearly straight except on apical fourth, where they are 

 ronnded in1(j the apex, hind angles obtuse; s\u-face finely and very densely 

 punctate, with a wide but feeble im])ression ejch side near base. Elytra 

 four times as long as Ihorax ; disk finely and densely inmctate and with dis- 

 tinct but slightly iminessed sli'ia\ without rows of imnctures. Length 0.7- 

 7.2 mm. 



Rtarke, Tip])ecanoe and Oranee counties; scarce. June l-^Tune 

 21. Beaten from oak. 



