Scarlet dwarf 
Scarlet marsh hawk 
Scarlet percher 
Scarlet Skimmer 
Seepage Dancer 
Shadow darner 
Shining Gossamerwing 
Silver Widow 
Sky-blue Dancer 
Slaty Skimmer 
Slender bluet 
Slender Ringtail 
Slender skimmer 
Small Emerald Damselfly 
Small Pincertail 
Small red damselfly 
Small Red-eyed Damselfly 
Sombre Goldenring 
Sooty dancer 
Sooty Saddlebags 
Southern Banded Groundling 
Southern damselfly 
Southern emerald damselfly 
Southern Evening Darner