1910] Muttkowski, Records of Dragon-flies. 173 



rounded lobe, in rear view an acute process which is directed obliquely 

 downward and inward, the process black at the tip and imbedded in 

 the base. Inferior hardly one-half the length of ten, wide at base, 

 then cylindrical, the apex acute and curved inward ; color yellow, ex- 

 cept at the tips, which are brown. 



Wings clear. Fore wings with 7-9 postcubitals (7 only in the 

 type), hind wings with 6-7 (6 in the type only). Vein M o arising a 

 trifle before or at the fourth postcubital in all fore wings, at the 

 third in five hind wings (between the third and fourth in the right 

 hind wing of the type). Pterostigma of fore wing black, white in 



via.-.s-?-,f!;i- 

 Fig. 1. Appendages of Ischnura utahensis n. sp., lateral view. 



the distal corner; lighter and brown, surrounded with white in the 

 hind wings. 



Female unknown. 



Length of abdomen 26-27 mm., hind wing 16-18 mm. 



Described from holotype and one paratype in the Brooklyn 

 Museum and one paratope in the Milwaukee Public Museum, all 

 three males from Utah (Brooklyn). Specific locality not 

 indicated. 



The species is almost identical in markings with Ischnura bar- 

 bed Carrie and differs chiefly in the form of appendages and the 



general size. 



Ischnura credula Hagen. Two males and two females, Galveston, 



Texas. May, (Snow). 

 Ischnura cervula Selys. Four males and two females, Los Angeles, 



Co., Calif., August and September. 



But one of the males has the superior process of segment io 

 as hisrh as the segment. On the others it is considerably less, on 

 one scarcely one-half the height of ten. 

 Chromagrion conditum Hagen. Two males, one from Kentucky, 



the other from Lakehurst, N. J., May (Brooklyn). 



