1875.] 67 [Hagen. 



Libellula Camilla Ramb.! Neur., 46, 21. 



Libellula Lucilla Ramb., Neur., 46, 22. 



Celithemis Eponina Hag.! Syn., 147, 1; Stett. Z., xxvin, 231, 1; 

 ibid., xxiv, 374, 66; Proc. Bost. Soc. Nat. Hist., xi, 292; xv, 263, 

 2; xvr, 361, 30. — Walsh! Proc. Acad. Philad., 1862, 400. 



Hab. United States, east of Rocky Mountains ; Saugus, Natick, 

 Massachusetts, July, around Boston August 1-15; N. Jersey; Penn- 

 sylvania; Virginia; Carolina; Maryland; Georgia, August; St. Au- 

 gustine and Key West, Florida; New Orleans, La.: Kentucky; St. 

 Louis, Mo.; Rock Island, 111.; Cuba. 



2. Celithemis Elisa, d\ ?. 



Diplax Elisa Hag.! Syn., 182, 15 ; Stett. Z., xxiv, 375, 80; ibid., 

 xxvin, 232; Proc. Bost. Soc. Nat. Hist, xv, 266, 13 ; xvi, 363, 44, 



Celithemis Elisa Walsh! Proc. Acad. Philad., 1862, 400. 



Hab. Natick, Massachusetts, July 17 -August 19, Cambridge, 

 May; New Jersey; Detroit, Mich., June; Chicago, 111.; Georgia, 

 June 9, rare; Canada. 



I cannot yet decide if Mr. Walsh is right in referring this species 

 to Celithemis. C. superba Syn., 148, 2 belongs to 



Erythrodiplax Brauer. 



1. Erythrodiplax superba, d", ?. 



Celithemis superba Hag.! Syn., 148, 2. 



Hab. Oaxaca, Tampico, Matzatlan, Mexico, October. 



Plathemis. 



1. Plathemis trimaculata, d", 9. 



Libellula trimaculata DeGeer, Mem., in, 556, 2, pi. 24, f. 23.— Fabr., 

 Ent. Syst., n, 374, 5. — Burm.! Handb., n, 861, 78. — Ramb.! Neur., 

 52, 228. 



Libellula Lydia Drury, Ins., I, 112, pi. 47, f. 4. — Say, Journ. Acad. 

 Philad., vni, 20, 5 (male). 



Plathemis trimaculata Hag.! Syn. 149, 1; Stett. Z., xxvi, 374, 67; 

 Proc. Bost. Soc. Nat. Hist., xv, 263, 3; ibid., xvi, 361, 31.— Walsh! 

 Proc. Acad. Philad., 1862, 400. 



Hab. Everywhere east of Rocky Mountains; Ontario, Canada; 

 Maine; Massachusetts; N. York; N. Jersey; Pennsylvania; Mary- 

 land; Washington, D. C. ; Georgia, July 18; Kentucky, June ; Ohio; 



