32(i 



Described from recent specimens, Oct. 1, 1837. When it is living the 

 oblique yellow lines on the sides of metathorax are very conspicuous, and 

 render this one of the easiest species to recognize. 



Locusta curtipennis Harr. 



Above griseous, variegated with black, beneath yellow. Hemelytra and 

 wings very short, immaculate ; posterior thighs at the apex and top of the 

 tibia? black. Length 3 6-8 lines; $ 9-10 lines. 



Grisea, nigra variegata, subtus fiava; liemehjtris et alls brevissimis, immacu- 

 latis ; femorum et tihiarum posticarum goiiculis nigris. 



Head pale green, above griseous, with a black sjiot behind the eye; an- 

 tennae fuscous, greenish at base, of the male half as long as the body, of the 

 female as long as the prothorax. Thorax plane, and with three longitudinal, 

 capillary, elevated lines, pale green, griseous above, and with a black vitta 

 on each side contiguous with the spot behind the eyes. Hemelytra and 

 wings semidiaphanous, yellowish, with griseous reticulations. Abdomen 

 above griseous, sides of each segment Avith a large black spot; beneath yel- 

 low, immaculate. Legs pale reddish, or greenish yellow; the tarsi dull red; 

 posterior thighs at tip, and summit of the tibias black, spines of the tibiae 

 black. 



Described from recent specimens. The flight of this species is short and 

 noiseless, but it leaps well. It is at once distinguished by its short hemely- 

 tra and wings, and the peculiar form of its head, which slopes backwards 

 very much from the vertex to the mouth. Found iu meadows and grassy 

 places, from the first of August to the tenth of October. 



NEUROPTERA. 



Libellula rubicundula Say. 



Red; female testaceous at the sides and beneath; wings tinged with ful- 

 vous at base, and Avith an oblong quadrate red stigma. ]\Iale red, sides of 

 thurax and legs paler; abdomen with blackish spots at the sides, which be- 

 come larger towards the tip ; a longitudinal line beneath blackish. Female 

 pale testaceous, the abdomen red above, with blackish spots at the sides, as 

 in the male; beneath covered with a white pruina, :uul with a black longi- 

 tudinal line. Wings in both sexes alike, hyaline, with red reticulations, 

 fulvous at base, and each with an oblung (juadrate red stigma. Apex of 

 the tarsi and nails black. 



Described from recent specimens; September and October. 



iEshna heros. 



S and 9. Chestnut brown, banded with blue green; wings transparent, 



