Protographium agesilaus fortis

Protographium agesilaus fortis, the Short-lined Kite-Swallowtail, is a subspecies of butterfly of the family Papilionidae. It is found in North America, Mexico and Central America. It hybridizes with Protographium philolaus.

It has a wingspan of about 70–80 millimetres (2.8–3.1 in). The first pair of wings are three-sided possessing wide black stripes (7) and on the margin a mark with two red spots bordered with white is visible. The coloration is white to white-ish green. The undersides of the lower wings two black and red stripes are visible. The females are similar to males but have larger spots on the hindwings.