Hagen.] 68 [May 5, 



Illinois, May to September; Michigan, June 17; Dallas and Waco, 

 Texas, May 25 - October 2 ; New Orleans. 



In my Synopsis North California is quoted ; probably the speci- 

 men, no longer in my hands, belonged to P. subornata. 



2. Plathemis subornata, d", ?. 



Plathemis subornata Hag.! Syn., 149, 2. 



Hab. Pecos River, Western Texas, July 7; N. Mexico, June 30 ; 

 S. Diego, California, April. 



LlBELLULA. 



1. Libellula forensis, d, ?. 



Libellula forensis Hag.! Syn., 154, 9; Hayden's Rep., 1873, 585; 

 ibid., Rep., 1872, 728. 



Hab. California; Victoria, Vancouver's Island, July; British 

 Columbia; Yellowstone; Montana; Leave Spring, Arizona. 



2. Libellula nodisticta, d, ?. 



Libellula nodisticta Hag.! Syn., 151, 3; Hayden's Rep., 1872, 727; 

 Rep., 1873, 583. 



Hab. Mexico; Yellowstone; Montana. 



3. Libellula quadrimaculata, d", ?. 



Libellula quadrimaculata Linne, S. N., xn, I, 901,1. — Fabr. — 

 Burm. — Ramb. — Selys, Revue Odon., 72 (with synonymy complete). 

 —-Hag., Syn. !150, 1 ; Hayden's Rep., 1873, 583; Proc. Bost. Soc. 

 Nat. Hist., xv, 264, 5. — Walsh! Proc. Acad. Philad., 1862, 400. 



Libellula quadripunctata Fabr.! Ent. Syst., n, 375, 5. 



Libellula ternaria Say! Journ. Acad. Philad., viii, 21, 7 (in part 

 male). 



Hab. Massachusetts, July; Detroit, Michigan, June 7; Rock 

 Island, 111. ; Wisconsin; Snake River, Idaho ; Ogden, Utah; Bridger 

 Basin, Wyoming ; Ontario, Canada; Saskatchewan River, Hudson's 

 Bay Territory. Migrates in immense flocks. Common in Europe, 

 N. Asia to Kamschatka. 



Race L. prcenubila, in Massachusetts and Michigan. 



4. Libellula semifasciata, d, ?. 



Libellula semifasciata Burm.! Handb., n, 862, 20. — Hag.! Syn., 

 151, 2; Stett. Z., xxiv, 374, 68; Proc. Bost. Soc. Nat. Hist., xv, 

 264, 6; ibid., xvi, 361, 32. —Walsh! Proc. Acad. Philad., 1862, 400. 



Libellula maculata Rbr.! Neur., 55, 31. 



Libellula ternaria Say! Journ. Acad. Philad., viii, 21, 7. 



