198 long's second expedition. 



tibia dull green, tip and tarsus testaceous ; intermediate thighs 

 dilated, angulated, pale ochreous, annulated with brown, the in- 

 ferior angulated lines slightly serrated; a prominent, piceous, 

 acute, robust spine beneath near the tip ; tibia greenish, slightly 

 serrated on the inner side ; tarsus testaceous ; posterior thighs 

 brownish, ochreous, with a prominent, piceous, acute, robust 

 spine near the tip beneath. 



Length about three inches. 



A specimen occurred at the falls of Niagara on a Hickory 

 tree (Carya,) and I formerly obtained one near the Missouri 

 river. They are both males. 



[Ante, p. 82 ; this insect has been placed in a variety of 

 genera by different authors D iapheromerus Sayii Gray, Synopsis 

 of Phasmidae (1835) p. 18 : Diapheromera Sayi Serv. Orthopt. 

 (1839) p. 247 : Bacunculus Sayi Burin. Handb. 2, part 2, 566 : 

 Bacteria Sayi Charp. Orth. (1846), pi. 6. — Uhler.1 



\_S. bivittatvmis Anisomorpha baprestoides Stoll. Spect. pi. 23 ; 

 fig. 269 : 88, % : Gray, Syn. 19 : Burm. Handb. 570.— Uhler.] 



ORDER HEMIPTERA. [298] 



SCUTELLERA Lam. 



1. S. binotata. — Head much arcuated, subtrilobate at tip ; a 

 large cinereous spot on the humeral region. 



Inhabits North-west Territory. 



Body oval, yellowish-gray, varied with dusky; punctured; 

 punctures small, black ; head longitudinally very much decurved, 

 not forming a right line even on the vertex ; fuscous, with three 

 obsolete, dull fulvous vittae ; punctures dense, small, profound ; 

 two profound, very obvious, distinctly undulated impressed lines 

 on the anterior two-thirds of the head, the included space a little 

 elevated, and a tip forming a small lobe ; lateral edge concavely 

 arcuated, forming a rounded lobe at the lateral tip ; thorax, 

 punctures rather smaller than those of the head ; anterior half, 

 excepting the lateral margin, unequal, fuscous, with three obso- 

 lete dull fulvous lines ; posterior half abruptly a little elevated ; 

 lateral edge black, concavely arcuated before, and convexly so 

 behind ; posterior angles slightly emarginated ; scutel entirely 

 concealing the tergum and the hemelytra, excepting a very small 



