316 



Meg-alocer^a, Fieb. 



1. M. debilis. 



Megalocercea debilis, Uhler, Id Haydeu's Survey of Montana, 408, No. 1. 

 Inhabits Colorado, Montana, and Wyoming. 



2. M. ruMcunda. 



Megalocercea ruhicunda, Uhler, ih. 408, No. 2. 



Inhabits Colorado. 



Trigonotylus, Fieb. 

 T. rujieornis. 



Miris ruficornis, Fallen, Hemipt. Snec. i, 133, No. 8. 

 Miris ruficornis, Donglas & Scott, British Hempt. 290, 6. 

 Trigonotylm ruficornis, Fieb., Ear. Hemipt. 243. 



Inhabits Idaho, Colorado, Illinois, Texas, Massachusetts, and Mary- 

 land ; and Europe. 



It inhabits the grass and weeds in brackish marshes in Maryland, 

 and the salt-marshes near the coast in Massachusetts. 



Leptopterna, Fieb. 

 L. amoena. 



Leptopterna amoena, Uhler, in Hayden's Survey of Montana, 409. 

 Inhabits Idaho and Dakota, 



Brachytropis, Fieb. 

 jB. calcarata. 



Miris calcaratus, Fallen, Hemipt. Saec, 131, No. 5. * 



Brachytropis calcarata, Fieb., Europ. Hemipt. 241. 



Inhabits Texas, Indian Territory, Illinois, Massachusetts, Canada, ISTew 

 Jersey, Pennsylvania, and Maryland 5 aucl Europe. Common on rank 

 weeds in low pastures and woods. 



Miris, Auctor. 

 M. instaMlis. New sp. 



Form and general appearance of M. virens, Linn. Green, greenish- 

 testaceous, or pale dull straw-yellow, clothed with close yellow pubes- 

 cence. Head broadly conical, with a blackish vitta each side, which is 

 usually continued backward over the pronotum and scutellum to the 

 apex of the corium ; apex of the head a little upturned, the vertex 

 densely pubescent, minutely, conliuently punctured, at the base bald, 

 impunctate, and with a central impressed line. Antennse robust, 

 rufous, the basal joint a little longer than the head, sometimes greenish, 

 beset with long stiff hairs. Eyes round, prominent, in contact poste- 

 riorly with the pronotum. Rostrum reaching behind the middle coxaB. 

 Pronotum convex behind, finely, deeply, and in part confluently punc- 

 tured, the lateral margins broadly sinuated, and the carinate edge sharply 

 prominent ; the anterior angles callous exteriorly, and destitute of the 

 carinate edge. Humeral angles slightly recurved behind ; median line 

 pale. Propleura coarsely and confluently punctured, with a slender 

 brown or led line each side continued interruptedly along the venter; 

 meso- and meta-pleura punctate on the middle. Hemelytra almost white 

 on the costal margin and inner edge ; the surface pubescent, minutely 



