Numbers
23 species listed at Nomina Insecta Nearctica.
Identification
Fire ants can be identified using a microscope to verify these characteristics: Each antenna has ten segments with a two-segmented club. The pedicel (the waist between the two segments of the body) is two-segmented.
Remarks
Introduced from South America.
Fire ants have a very painful sting.
For Fire Ant bite remedies see this
page.