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

Superfamily Heptagenioidea


Unknown and Impressive - male Mayfly water water water Heptageniid Clear mayfly Clear mayfly winged insect Mayfly Large solitary mayfly mayfly - male A common spring mayfly, central Iowa Small mayfly - Callibaetus? Yellow Lacewing? Mayfly #2 Mayfly #2 - male Mayfly mayfly Baetiscidae or Baetidae? Baestiscidae or Baetidae? Baestiscidae or Baetidae? brownish mayfly UID INSECT