56 ENTOMOLOGICAL NEWS. [April, 



29. Cordulia libera Selys. 

 1889, June 6, one S . 



30. Cordulia Uhleri Selys. 



1889, May 18, 23, 25, two S , three 9 taken. All near road. 



31. Cordulia prlnceps Hagen. 



1889, June 19, 24, one taken each day. Near road and brook. 



32. Cordulia new ? species. 



1889, May 29, one $ , near woods. 



Subfamily 6. Libellulina. 



33. Libellula exista Say. 



1888, June 15; July 7, 9. 1889, May 18 to June 25. This 

 species quite common near woods and brook. 



34 Libellula quadrimaculata Linn. 



1888, June 19; July 8-1 1. 1889, May 15 to June 24. A com- 

 mon species in 1889. 



35. Libellula pulchella Drury. 



1888, July 7 to Aug. 2. 1889, June 25 to July 16. This species 

 observed near water, woods, and in open fields. 



36. Libellula incesta Hagen. 



1889, June 18, 19, 22, 25; July 9, 16. But few of this species 

 taken. Near lake, woods, and in road. 



37. Libellula semifasciata Burm. 



1889, June 21, one % ; July 11, one % . Near brook. 



38. Leucorhinia Intacta Hagen. 



1888, June 16, one % , in open field. 1889, May 25 to July 4. 

 A very common species (1888) near brook, woods and road. 



39. Leucorhinia proxima (Hagen mss.) Calvert. 



1888, July 10, II, 16. One % taken each day, all near brook. 



40. Diplax rubicundula Say. 



1888, June 29 to July 30. 1889, June 28 to Aug, 21. A very 

 common species everywhere. 



41. Diplax vicina Hagen. 



1888, Aug. I to Oct. II. 1889, Aug. 3 to Oct. 9. This spe- 

 cies also very common everywhere. 



42. Diplax costifera (TThler ms.) Hagen. 



1888, Sept. 6. 1889, Aug. 2 to Sept, 14. This species quite 

 common, but all taken were females. 



