From Earth:
- Ant
- Bee
- Beetle
- Butterfly
- Cricket
- Dust mite
- Fire ant
- Flea
- Fly
- Housefly
- Leaf miner
- Leech
- Locust
- Moth
- Roach
- Tick
- Tsetse fly
- Wasp
From elsewhere:
- Aldebaran mud leech
- Alvanian bee
- Alvanian spine mite
- Alverian dung beetle
- Barrowbug
- Ba'ku butterfly
- Belzoidian flea
- Burrowing insect
- Centaurian slug
- Cytraxian cricket
- Dalvin hissing beetle
- Edosian slug
- Firefly
- Flaked blood flea
- Galardonian insect
- Genesis worm
- Glob fly
- Gree-worm
- Hupyrian beetle
- Lavafly
- Loracus devil mite
- Lyssarian Desert Larvae
- Martian insect
- Melvaran mud flea
- Mordian butterfly
- Orillian lung maggot
- Orion wing-slug
- Parasite
- Photonic flea
- Pycan space moth
- Rigel X butterfly
- Snow beetle
- Spawn beetle
- Spitting termite
- Swarming moth
- Talaxian Furfly
- Termite
- Tree scarab
- Tube grub
- Vayan horn fly