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For Insects, Spiders & Their Kin
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Species Tipula abdominalis - Giant Crane Fly

Giant Crane Fly -  - Tipula abdominalis Large crane fly? - Tipula abdominalis Giant Crane Fly - Tipula abdominalis giant crane fly - Tipula abdominalis - female Unknown insect that resembles a crane fly  - Tipula abdominalis - female Id help needed - crane fly - Tipula abdominalis Crane Fly, maybe Lunatipula or Limonia??? - Tipula abdominalis Large Crane Fly on Buckeye - Tipula abdominalis - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Nematocera" (Non-Brachycera))
Infraorder Tipulomorpha (Crane Flies)
Family Tipulidae (Large Crane Flies)
Subfamily Tipulinae
Genus Tipula
No Taxon (subgenus Nippotipula)
Species abdominalis (Giant Crane Fly)
female max. body length at least 45 mm; max. wing length at least 30 mm; max. legspan (front to back) at least 115 mm
male is usually smaller
Large size coupled with black velvety patches on thorax is diagnostic feature for subgenus Nippotipula. Tipula abdominalis has a spot at the end of vein R1+2 and pale rings near tips of femora.
eastern North America
adults often attracted to light
adults fly from May to October
Life Cycle
two generations per year (usually May/June and September/October)
See Also
female Tipula (Vestiplex) longiventris is almost as large but lacks black thoracic patches and has only one generation per year (in May and June)
Internet References
adult image and information on biology, life history, etc. (Barbara Strnadova, New York)
adult image (Bill Johnson, Minnesota)