A SYNOPSIS OF THE BRITISH DRAGON-FLIES. 59 



anal appendages of the male very short ; the upper 

 with a truncate tubercle ; the lower ones simple. 



f f. Head with a round spot on each side behind 



THE EYES. 



41. A. Pumilio, Charp. ; Revue, p. 182. Charp. pi. 39. 

 Length 10 lin. ; exp. 12 lin. 



Habitat England, Ireland. 



Black; thorax with two blue bands in front; hind lobe 

 of the prothorax raised, rounded; abdomen black, 

 the ninth segment blue ( $ ), or bronzed ( $ ) ; ptero- 

 stigma of the anterior wings blach internally (<J). 



42. A. ELEGANS,VanderLind.; Revue, p. 188. Charp.pl. 38. 



Length 12 lin. ; exp. 14 lin. 

 Habitat England, Scotland, Ireland. 

 Black ; thorax with two blue bands in front ; hind 

 lobe of the prothorax, narrow, much raised ; ab- 

 domen black, the eighth segment blue ; pterostigma 

 of the anterior wings blach internally ($). 



N.B. A. pumilio and A. elegans have each a 

 variety of the 2 of an orange colour, the thorax 

 without anterior dark stripes. 



43. A. pulchellum, Vander Lind. ; Revue, p. 197. 



Charp. pi. 40. 



Length 12 lin. ; exp. 14 lin. 



Habitat England, Scotland, Ireland. 



Bronzed, spotted with blue ; hinder edge of the pro- 

 thorax divided into three lobes, the middle one the 

 narrowest and longest-, second segment of the ab- 

 domen ( $ ) with a furcate bronzed spot reaching to the 

 kinder edge; the abdomen of ( 2) with two spots at 

 the end of each segment. 



