Note the huge spines on the rear legs that give the Black-shouldered Spinyleg its name (male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota] Black-shouldered Spinyleg 5(male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota]
![Note the huge spines on the rear legs that give the Black-shouldered Spinyleg its name (male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota] Black-shouldered Spinyleg 5(male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota]](https://photos.smugmug.com/DRAGONFLIES/SPINYLEG/Black-shouldered-Spinyleg/i-cfF2qMG/0/314a4941/S/spinyleg%20Black-shouldered%20Spinyleg%20male%20Dromogomphus%20spinosus%20Moosehorn%20River%20Carlton%20Co%20MN%20IMG_0120-S.jpg)
![Black-shouldered Spinyleg (male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota] Black-shouldered Spinyleg 5(male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota]](https://photos.smugmug.com/DRAGONFLIES/SPINYLEG/Black-shouldered-Spinyleg/i-ML2WLRk/0/84e5b039/S/spinyleg%20Black-shouldered%20Spinyleg%20male%20Dromogomphus%20spinosus%20Moosehorn%20River%20Carlton%20Co%20MN%20IMG_0123-S.jpg)
![Black-shouldered Spinyleg (male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota]](https://photos.smugmug.com/DRAGONFLIES/SPINYLEG/Black-shouldered-Spinyleg/i-btk5h7G/0/75db5179/S/spinyleg%20Black-shouldered%20Spinyleg%20male%20Dromogomphus%20spinosus%20Moosehorn%20River%20Carlton%20Co%20MN%20IMG_0127-S.jpg)
![Black-shouldered Spinyleg (male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota]](https://photos.smugmug.com/DRAGONFLIES/SPINYLEG/Black-shouldered-Spinyleg/i-gJPjCnv/0/e09848f0/S/spinyleg%20Black-shouldered%20Spinyleg%20male%20Dromogomphus%20spinosus%20Moosehorn%20River%20Carlton%20Co%20MN%20IMG_0130-S.jpg)
![Black-shouldered Spinyleg 5(male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota]](https://photos.smugmug.com/DRAGONFLIES/SPINYLEG/Black-shouldered-Spinyleg/i-qRnw7g8/0/739f7f13/S/spinyleg%20Black-shouldered%20Spinyleg%20male%20Dromogomphus%20spinosus%20Moosehorn%20River%20Carlton%20Co%20MN%20IMG_0131-S.jpg)
![Black-shouldered Spinyleg (male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota]](https://photos.smugmug.com/DRAGONFLIES/SPINYLEG/Black-shouldered-Spinyleg/i-CB53LFp/0/4f269230/S/spinyleg%20Black-shouldered%20Spinyleg%20male%20Dromogomphus%20spinosus%20Moosehorn%20River%20Carlton%20Co%20MN%20IMG_0184-S.jpg)
![Black-shouldered Spinyleg (male Dromogomphus spinosus) [July 14; Moosehorn River, Carlton County, Minnesota]](https://photos.smugmug.com/DRAGONFLIES/SPINYLEG/Black-shouldered-Spinyleg/i-3KBBrz2/0/80c6d574/S/spinyleg%20Black-shouldered%20Spinyleg%20male%20Dromogomphus%20spinosus%20Moosehorn%20River%20Carlton%20Co%20MN%20IMG_0185-S.jpg)