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

Species Stylurus spiniceps - Arrow Clubtail

Arrow Clubtail - Stylurus spiniceps - male Arrow Clubtail - Stylurus spiniceps - male  Clubtail - species? - Stylurus spiniceps Arrow Clubtail (Ontario) - Stylurus spiniceps Stylurus spiniceps - male Dragonfly -- unknown clubtail? - Stylurus spiniceps exuvia of Arrow Clubtail - Stylurus spiniceps - female Arrow Clubtail - Stylurus spiniceps - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Odonata (Dragonflies and Damselflies)
Suborder Anisoptera (Dragonflies)
Family Gomphidae (Clubtails)
Genus Stylurus
Species spiniceps (Arrow Clubtail)
One of 11 Nearctic species in the genus.
54-65 mm.
In the genus Stylurus (the Hanging Clubtails) this is the only North American species with adbominal segment 9 noticeably longer than abdominal segement 8. The last two segments (s9 and s10) are dark on the dorsal surface.
Northeast United States (just barely edging into Canada); as far South as Kentucky and Tennessee.
Small to medium-sized rivers with mud or sand bottoms.
Mid-June through much of October.
Small flying insects.
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