Scudder.] 214 



dorsum, segments 3-7 with a median (3-4) or sub-basal (5-7) trans- 

 verse triangular spot on either side of dorsal line, approximate, either 

 brownish-yellow ((5) or yellowish-green (?); 10th segment with a 

 basal median tubercle and a lesser one on either side of it ; superior 

 appendages of $ fuscous, foliaceous, narrowed at base, obtuse at apex, 

 a blunt basal tubercle above slightly concave, beneath a little ele- 

 vated, and the sides depressed at apex, sub-carinated above toward the 

 inner edge, the carina more central and elevated near apex, its edge 

 denticulated, inner edge sub-villose ; inferior appendage fully half as 

 long, triangular appendages of 9 straight, foliaceous, concave beneath, 

 convex and sub-carinate above, auricle of $ with 5 sharp incurved 

 teeth on lower outer edge. 17-21 antecubitals ; 13-17 postcubitals. 



Length 3 in.; alar expanse 3.9 in.; pterostigraa .16 in.; superior 

 $ appendage .2 in. 14 5,2?. White Mts. August. 



The colors given are those of the living specimens. 



JEschna propinqua nov. sp. 



Vertex and occiput yellofr, front and epistoma yellowish-green, la- 

 brum paler, rhinarium brownish ; a distinct T-shaped spot on top of 

 front, a narrow band next the eyes and the incisure between front and 

 epistoma, black ; labium indistinct bluish-yellow ; eyes either bright or 

 bluish-green (the head is wanting in my ?). Thorax either reddish- 

 brown ( (5 ) or rather light brown with a castaneous tinge ( ? ); elevated 

 portions and sutures black ; dorsum with a curved antehumeral streak, 

 pointed anteriorly, slightly angulated at posterior extremity, either 

 pea-green (3) or faint pale green (?) ; a meso- and meta- thoracic, 

 rather broad, straight streak, sometimes distinct only beneath, some- 

 times separated, generally rather broadly bordered with blackish, 

 either pea-green, upper portion bluish or when separated, blue ( 5 ) or 

 the mesothoracic very pale pea-green, the metathoracic pale bluish 

 ( 9 ) ; wings hyahne, the costal border especially toward tip sometimes 

 very indistinctly pruinose, the veins black, those of anterior border 

 yellowish ; pterostigma black (<5 ) or fuscous ( ? ) ; membranule black- 

 ish, pale at base ; legs black, the femora with a reddish streak superi- 

 orly at base ( 6 ) or fuscous, the femora reddish brown ( ? ) ; abdomen, 

 blackish-brown ( 5 ) or castaneous, segments 3-6 lighter brown anteri- 

 orly ( ? ) ; it agrees in the character of the markings with ^. eremita^ 

 except that the apical dorsal spots are not confluent with the apical lat- 

 eral ones, except on segment 3, and the lateral ones are only present on 

 3-6. In the ^ the colors of the spots are all blue, except the large 

 lateral spot of segment 3 which is brownish-blue, and the median 

 transverse band of segment 2, and the triangular dorsal median spots 

 of the segments following which are yellowish. In the ? the lateral 



