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Hylogomphus viridifrons
Green-faced Clubtail

(Hine, 1901)
Gomphidae, Clubtail Family
photo of Male green-faced clubtail
Male green-faced clubtail — Dan Jackson
Status-Global/State:
Global: G3G4 Wisconsin: S4
Distinguishing Characteristics:
This stocky green-black clubtail is similar to the mustached clubtail, but with reduced black lines on the face. The length of the body averages about 1.8 inches. Clubtail species are very similar to each other in some aspects, careful inspection is needed to identify them.
Description of Habitat/Range:
It is usually found on rapid streams and rivers with a mixture of gravel, sand, and silt with rocks. It is uncommonly found throughout northeastern United States, including the Appalachian Mountains. Uncommon in Wisconsin, It is known from northern part of the state.
Flight Season:
Late May to mid-July in Wisconsin.
(Click on photos to enlarge)
photo of Male green-faced clubtail
Male green-faced clubtail — Dan Jackson
photo of Male green-faced clubtail
Male green-faced clubtail — Dennis Paulson
photo of Immature male green-faced clubtail
Immature male green-faced clubtail — Dan Jackson
photo of Close-up of male green-faced clubtail thorax
Close-up of male green-faced clubtail thorax — Dan Jackson
photo of Close-up of male green-faced clubtail face
Close-up of male green-faced clubtail face — Dan Jackson
photo of Side (top image) and top view of cercus for male green-faced clubtail
Side (top image) and top view of cercus for male green-faced clubtail — Dan Jackson
photo of Female green-faced clubtail
Female green-faced clubtail — Dan Jackson
photo of Teneral female green-faced clubtail
Teneral female green-faced clubtail — Dan Jackson
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