Keystone, 2 miles east on Rushmore Cave Road, clear stream along highway, Pennington, South Dakota, United States, Gomphus graslinellus Walsh, 1862, Animalia, Arthropoda, Insecta, Odonata, Anisoptera, Gomphidae

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Keywords: 2, 1862, animalia, anisoptera, arthropoda, cave, clear, dakota, east, gomphidae, gomphus, graslinellus, highway, insecta, keystone, miles, odonata, pennington, road, rushmore, south, states, stream, united, walsh