1. Order Phasmatodea Minor pest/invasive Tend to be long, thin
Legs evenly spaced
Long thorax

2. Order Psocoptera (book lice, bark lice)
VERY tiny
May be wingless or have 4 wings
Feed on bark
May also feed on books.

3. Order Mallophaga (chewing lice)
Feed on flakes of skin, feathers, hairs
Most feed on birds, but some also mammals
Flattened bodies, with heads larger than thorax

4. Order Anoplura (Sucking Lice)
THE lice
Suck the blood of mammals
Very tiny head, smaller than thorax
Wingless, broad/flattened bodies

5. Functionally diverse ALL have a sucking ‘beak’
Most have wings, distinctive
Includes: Water Skimmers, Assassin Bugs, Stink Bugs, Harlequin Bugs, Bed Bugs and many many many more.

7. Hemiptera: Corixidae Water Boatmen Feed on algae
Tiny forelegs scoop food into mouth
Large hindlegs

8. Hemiptera: Notonectidae
Backswimmers
Upside down
Large hind legs
Small predatory for and mid legs