Taxon |
Description |
Ochrotrichia |
A
genus within the Purse case maker family of Caddisflies |
Ochthebius |
A
genus within the Minute Moss Beetle family of (aquatic) Beetles |
Octogomphus |
A
genus within the Clubtail family of Dragonflies |
Odonata |
The
order or Damselflies & Dragonflies within Old-winged Insects |
Odontoceridae |
The
Strong case maker family of Caddisflies |
Odontomesa |
A
genus within the Midges family of (aquatic) True Flies |
Odontomyia |
A
genus within the Aquatic Soldier Flies family of (aquatic) True Flies |
Oecetis |
A
genus within the Longhorned case maker family of Caddisflies |
Oemopteryx |
A
genus within the Winter family of Stoneflies |
Oligoneuriidae |
The
Bushlegged family of Mayflies |
Oligophlebodes |
A
genus within the Uenoidid case maker family of Caddisflies |
Oligoplectrum |
A
genus within the Humpless case maker family of Caddisflies |
Oliveridea |
A
genus within the Midges family of (aquatic) True Flies |
Onocosmoecus |
A
genus within the Northern case maker family of Caddisflies |
Ophiogomphus |
A
genus within the Clubtail family of Dragonflies |
Oplonaeschna |
A
genus within the Darner family of Dragonflies |
Optioservus |
A
genus within the Riffle Beetle family of (aquatic) Beetles |
Ordobrevia |
A
genus within the Riffle Beetle family of (aquatic) Beetles |
Oreodytes |
A
genus within the Predaceous Diving Beetle family of (aquatic) Beetles |
Oreogeton |
A
genus within the Aquatic Dance Flies family of (aquatic) True Flies |
Ormosia |
A
genus within the Crane Flies family of (aquatic) True Flies |
Orthemis |
A
genus within the Skimmer family of Dragonflies |
Orthocladius |
A
genus within the Midges family of (aquatic) True Flies |
Osobenus |
A
genus within the Perlodid family of Stoneflies |
Ostrocerca |
A
genus within the Spring Stoneflies family of Stoneflies |
Oxyethira |
A
genus within the Purse case maker family of Caddisflies |