Uhler.] 378 [April 17, 



least two-thirds the length of the abdomen ; legs with long, slender 

 hairs, exterior face of the anterior tibiae flat between the slightly ele- 

 vated carinas, basal tarsal joint longer and stouter than the apical 

 one, the middle one narrow, less than half the length of the basal 

 one. Corium produced at the exterior tip, membrane -with seven 

 nervures, the four exterior ones proceeding at base from a large cell. 

 Connexivum thin exteriorly, broader than the hemelytra. 



1. L. saucia. 



Pentatoma saucia Say, Heteropt., 6, 12. Uhler, Proc. Bost. Soc. 

 N. H., 1871, p. 97. 



No. 47, Harris' Collection, ?. " Sept 1, 1827." 

 Determined by Mr. Say. 



2. L. senilis. 



Pentatoma senilis Say, Heteropt., 5, 8. Pentatoma grisea Dallas, 

 Brit. Mus. Cat., p. 246, 33. 



No. 38, Harris' Collection, e?, ?. "June 30, 1826. May 10, 

 1835/' Mr. Wilcox? N. Y., printed number 253. 



Determined by Mr. Say. 



• Atomosira Uhler. 



Oval, the sides subparallel, not dilated posteriorly. Head short, 

 rounded in front, the sides sinuated in front of the eyes, face convex, 

 the tylus forming the apex; eyes large, sub-truncated behind; anten- 

 nas longer than the head and thorax together, basal joint short, not 

 nearly reaching the apex of the head, second joint shorter than the 

 third, fourth and fifth much longer and stouter, fifth longest; rostrum 

 reaching to or beyond the first ventral segment, second joint com- 

 pressed, third depressed towards the tip, bucculaa slender, waved, not 

 reaching the base of the head. Thorax hexagonal, convex, trans- 

 verse, the lateral margins smooth, thickened, almost straight; poste- 

 rior side concavely arcuated; mesosternum with a slight longitudinal 

 carina, which becomes enlarged and produced on its anterior end. 

 Scutellum long, the sides rounded, suddenly narrowed before the tip. 

 Corium curved on the posterior edge, the exterior angle slightly 

 produced; membrane with seven or eight longitudinal nervures which 

 spring from a transverse curved one. Venter convex, smooth on the 

 middle, the basal spine rudimentary. 

 1. A. sordida. 



Atomosira sordida Uhler, Proc. Bost. Soc. N. H., 1871, p. 98. 



Brownish or greenish yellow, polished, punctured above with fus- 



