1198 



FAMILY Llll. CHRYSOMEfJD.E. 



Lake County ; rare. I\Iay 12-May 30. Described from Gar- 

 land, Colorado. 



2215 (7020). PiiYi-LOTRETA BiPUSTULATA Fabi'., Syst. 

 Eleut., I, 1801, 4G4. 

 Obloiig-oval, ratlier I'obust. Plceons without me- 

 tallic lustre; elytra each with a large oval humeral 

 siHit. touching base but not incluiling the umbone, and 

 a subaplcal more elongate and narrower spot, yellow; 

 I antenna' piceous, the basal Ave joints paler; legs re<l- 

 dish-yellow, the hind femora darker beneath. Thorax 

 one-third wider than hnig; disk tinely alutaceous, 

 rather linely and sparsely punctate. Elytra distinctly 

 wider at Itase than thorax and with coarser punctures. 

 Length 2-2..") mm. (Fig. 527.) 



Throughout the State, fref|uent; more so in 

 Fig. 527. (After Chittenden the soutliem counties. Aiiril 14-Julv 13. Taken 



i n Bull. 33, N. Scr., U. P. , . -, . , . 



Div. Ent.) by sweeping and sitting. 



2210 (- 



-)■ 



I'lIYLLOTRETA ARMORACIyE KOCll, 



Ent. Heft, II, 1803, 75. 

 Elongate-oval, convex. Head, thorax and 

 niider surface black, shining; elytra dull yel- 

 low, with a common sutural stripe and very 

 narrow side and apical margins, black; an- 

 tenn;x' and femora piceous, the basal three 

 joints of former and tibi;e and tai'si dull 

 brownish-yellow. Thorax one-third wider 

 than long, sides curved and rounded to apex ; 

 surface tinely and sparsely, that of elytra 

 more coarsely and densely, punctate. Length 

 3-3.5 mm. (Fig. 528.) 



A recently introduced European spe- 

 cies, several specimens of which have 

 been taken by Woleott in the washup of 

 Lake Michigan, near Pine, Lake County. 

 May 28. From its specific name T judge that it preys upon horse- 

 radish. 



2217 (701!)). I'liYijxjTRETA I'icTA Say, Journ. Phil. Acad. Nat. Sci., IV, 

 1824, 87; ibid. II, 228. 

 Oval, slightly oblong, feebly convex. Head and thorax pale reddish- 

 yellow; elytra lu-ight bluish-green, shining; antennje pale, the outer joints 

 fuscous; abdomen' and metasternum piceous; legs yellowish, the hind fe- 

 mora often darker. Thorax nearly twice as wide as long, surface very 

 finely, sparsely and indistinctly punctured. Elytra slightly wider at base 

 than thorax, umbone rather iirominent, smooth; siu'face tinely, closely and 

 indistinctly ])unclured on disk, smoother ;it sides and apex. Length 2- 

 2.5 mm. 



Fig. 528. (After Chittenden in Insect 

 Life VII.) 



