104 DRAGONFLIES OF NORTH AMERICA 
51. Gomphus lividus Selys 
Selys ’54, p. 58: Mtk. Cat. p. 94: Howe’18, p. 32: ’23, p. 184, Garm. 27, p. 154. 
Syn: sordidus Hag., wumbratus Ndm. 
Length 52 mm. Expanse 68 mm. Mass., Wis., N. C., Ark. 
A dull greenish species of medium size, obscurely striped on the thorax and 
spotted on the abdomen. Face and occiput greenish. Thoracic stripes of the 
first pair, confluent, slightly widened forward to the collar, each about as wide 
as the bordering green. Stripe 2 isolated above, then joined with 3, then separated 
from 3 below by a narrow greenish line, these stripes being of about equal width. 
Stripes 4 and 5 and the entire area between them pale brown. Wings slightly 
flavescent at the base. Legs brown, femora pale beneath, tibiae externally yellow. 
The middorsal line of spots on the abdomen nearly continuous beyond the 
middle segments but ill-defined, with the spots shortened and widened on7 and 8. 
Segments 9 and 10 are obscure yellowish brown, paler dorsally and toward the 
lateral margins. Appendages blackish. 
d & 
lividus 

militaris 
52. Gomphus militaris Hagen 
Hag. ’58, p. 416: Mtk. Cat. p. 94. 
Length 50 mm. Expanse 68 mm. Tex. 
An elegant slender bright yellow species striped with brown. Face and occiput 
yellow. Thoracic stripes of the first pair confluent at ends of carina, widened a 
little toward the collar, wider than the bordering yellow. Stripe 2 barely reaching 
the collar, isolated above and separated from 3 by a yellow line. Stripes 4 and 5 
distinct, complete, or the upper half of 4 obscure, and the area between 4 and 5 
sometimes a little overspread with brownish. Wings hyaline; stigma tawny; 
costa yellow. Legs yellow and black, the sides of the femora and the tibiae 
externally being yellow. The yellow middorsal line of the abdomen is rather 
broad and nearly continuous, with segments 8, 9 and 10 mainly yellow, and the 
appendages. 
