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

Species Aeshna tuberculifera - Black-tipped Darner

Darner depositing eggs - Aeshna tuberculifera - female Which Darner Please - Aeshna tuberculifera top view (or dorsal habitus if you prefer) - Aeshna tuberculifera - female Black-tipped Darner, dorsal view of appendages - Aeshna tuberculifera - male Perhaps a variable darner? - Aeshna tuberculifera - female Aeshna tuberculifera - Black-Tipped Darner  - Aeshna tuberculifera - male Aeshna tuberculifera - female female darner i.d. - Aeshna tuberculifera - female
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Odonata (Dragonflies and Damselflies)
Suborder Anisoptera (Dragonflies)
Family Aeshnidae (Darners)
Genus Aeshna (Mosaic Darners)
Species tuberculifera (Black-tipped Darner)
One of 20 Nearctic species in the genus.
Average size 7.6 centimeters.
Lateral thoracic stripes straight and narrow; Frontal thoracic stripes long and narrow. Abdominal segment ten is black. Female has a slender abdomen, constricted sharply at segement three. Female has a long ovipositor.
Northeastern U.S. and Southeastern Canada. Also a smaller disjunct population in far northwestern U.S. and far Southwestern Canada.
Ponds and lakes, with a preference for acidic ones; also found along streams.
Summer and Fall.
Small flying insects.
Female has two forms, one with blue abdominal spots, the other (scarcer) with yellow spots.
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