Black-shoulders
Guides
Dromogomphus spinosus
black-shouldered spinyleg
Dromogomphus spinosus, commonly known as the black-shouldered spinyleg, is a medium-sized dragonfly in the family Gomphidae. Adults average 64 mm in length. The species is distinguished by prominent black shoulder patches, long spines on the legs used for prey capture, and a clubbed abdomen with yellow lateral markings. It occurs across eastern North America from southern Manitoba to Florida.