Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Arigomphus lentulus - Stillwater Clubtail

Dragonfly - Arigomphus lentulus - female Dragonfly - Arigomphus lentulus - female Dragonfly - Arigomphus lentulus - female Dragonfly - Arigomphus lentulus - female Stillwater Clubtail - Arigomphus lentulus - female Stillwater Clubtail - Arigomphus lentulus - male Stillwater Clubtail - Arigomphus lentulus - male Stillwater Clubtail - Arigomphus lentulus - male
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Odonata (Dragonflies and Damselflies)
Suborder Anisoptera (Dragonflies)
Family Gomphidae (Clubtails)
Genus Arigomphus (Pond Clubtails)
Species lentulus (Stillwater Clubtail)
Synonyms and other taxonomic changes
Sometimes considered a subgenus in Gomphus.
Numbers
One of seven Nearctic species in the genus.
Size
Average size 50-55 mm.
Identification
The two brown shoulder stripes are about the same size. Thorax is a muted yellowish green.

From abdominal segements 3 to 6 there are pale rings, and this part of the abdomen looks unusually pale at first glance.

Segments 7 to 9 are a ruddy brown, with segment 8 the darkest of the three. Segment 10 is yellowish.

The femora and tibiae are pale.
Range
Among the states reporting this species are: AR, IL, IN, KS, MO, MS, OK, and TX.
Habitat
Like other members of the genus, this species can breed in calm waters, hence the common name. This is a fairly unusual trait among Clubtails.
Season
Spring to mid-summer.
Food
Small flying insects.
Print References
Arnett, American Insects: A Handbook, pages 123-124.(1)
Dunkel, Dragonflies Through Binoculars, pages 99-100.(2)