460 MATERIALS FOR A FAUNA CANADENSIS. 



L. HAM ATA, Hag en. 



Brownisli-brassy ; mouth yellow ; dorsum of the thorax brown- 

 brassy, with a median line and a broad stripe on each side, narrowed 

 at the wings, yellow ; sides yellow, pruinose with a superior broad 

 brown-brassy stripe and a black spot upon the pectus ; beneath yel- 

 low ; feet yellow, femora exteriorly, tibiae interiorly, and tarsi black j 

 abdomen obscure green-brassy, with a basal yellow lunule to the seg- 

 ments ; wings hyaline, pterostigma oblong, black, the sides margined 

 with yellow. Length 42-38 millim. ; alar expanse 45-43 millim. ; 

 pterostigma \\ millim. 



Hah. : U. S. Chicago, Wisconsin ; also Red River. 



L. UNGUicuLATA, Hageii. 



Green-brassy ; mouth yellow ; dorsum of the thorax brassy-brown, 

 a median line and narrow stripe on each side yellow j sides yellow 

 pruinose, with a broad superior brassy -brown stripe, and a black 

 broad vitta below ; beneath yellow ; feet yellow ; femora bilineated 

 with black, tibiae interiorly and tarsi black ; dorsum of the abdomen 

 green, the apex brown-brassy, a yellow lunule at the base of the seg- 

 ments, base and apex of the tergum pruinose, the sides yellow, venter 

 black ; wings hyaline, pterostigma oblong fuscous, the sides margined 

 with yellow. The inferior fascia of the thorax wanting in the female. 

 Length 40-30 millim. ; alar expanse 43-37 millim. ; pterostigma 1\ 

 millim. 



Hab. : U.S. Chicago, Wisconsin, New York. 



L. EURINA, Say. 



Blue, varied with green and violet ; mouth yellow ; dorsum of the 

 thorax with a yellow stripe on each side, which is cleft and dilated at 

 the wings ; sides yellow ; abdomen blue, segments green at th.e apex ; 

 venter black ; feet black, femora beneath and tibiae exteriorly pallid ; 

 wings hyaline, pterostigma black. Length 47 millim. 



Hab.: U.S. 



L. RECTANGULARIS, Say. 



Brassy-fuscous ; mouth yellow ; dorsum of the thorax brassy-brown, 

 with a median line and broad stripe at each side narrowed in front, 

 yellow ; sides pale yellow, with a brassy-brown stripe superiorly, and 

 two linear black spots posteriorly ; feet yellow, femora exteriorly, 

 tibiae interiorly, and tarsi black ; abdomen long, very slender, yellow, 



