- Angel insect - Zoraptera
Angel insects are small white insects that are not often encountered but can be found in rotting logs. They are in the order Zoraptera. There is one species in the USA.
- Barklouse - Psocoptera
Barklice and booklice may be winged or wingless and belong to the insect order Psocoptera.
- Dipluran - Diplura
Campodeids have two long tails while Japygids have small pinchers. Both belong to the order Diplura.
- springtail - order Collembola
Springtails are abundant in soil and while they have six legs, they are not true insects. They belong to the order Collembola. Most are small and often overlooked.
- Termite - Isoptera
Termites may have evolved from roaches. They belong to the order Isoptera but could also be considered as distinct members of the Blattodea.