354 Annals Entomological Society of America [Vol. XIII, 



Hetaerina americana Fabr. This damsel-fly is an uncommon one 

 Tiere. A specimen was taken by Prof. Watson at Hogtown Creek, 



May 7. 



AESCHNID^. 



Anax Junius Drury. Taken in magnolia hammock near stream, 

 March 5. 



Coryphaeschna ingens Ramb. This is our largest species and a 

 rather common one. It is a very strong flier. March 10-April 25. 



Tachopteryx thoreyi Hagen. A. specimen taken at edge of magnolia 

 hammock, March 25. 



LIBELLULTD^. 



Micrathyria berenice Drury. A very common although incon- 

 spicuous dragon-fly. Taken frequently at hammock edge. vSeptember 

 2S-October IS. 



Perithemia domitia Drury. This is a rather common species here 

 and is frequently taken at hammock edge, although more abundant 

 at wild flowers in open fields. There is a marked sexual dimosphism in 

 the species. May 16. 



Tramea Carolina Linn. The Saddle-back Dragon-fly. This is one 

 of our earliest and most abundant forms. It is typical of hammock 

 and forest edge. February 2()-April 25. 



Erythemis simplicicollis Say. One of our most common species, 

 occurring at hammock edge. Also taken in flatwoods. April 20- 

 September 4. 



Libellula auripennis Burm. Golden-winged Dragon-fly. A typical 

 hammock and forest-edge insect. Has been taken only during May, 

 but it is very abundant then. May 15-26. 



Libellula axillena Westw. Several specimens taken by Prof. 

 Watson at hammock edge May 17. 



Libellula vibrans Fabr. A common insect about the stream at 

 Hogtown Creek. April 5-June 11 (J. R. Watson). 



Pachydiplax longipennis Burm. Abundant at Hogtown Creek, 

 April 1-19. 



ORTHOPTERA. 



FORFICULID.E. 



Vostox brunneipennis Serv. This pretty and striking ear-wig is 

 found in large numbers beneath loose bark of old dead magnolia trees, 

 together in association with Enrycotis floridana. 



BLATTID^. 



Eurycotis floridana. The Large Wood Roach. This large wood 

 roach inhabits decaying stumps, but is characteristically found beneath 

 loose bark of decayed trees and frequently beneath corded wood. 



