The caterpillar is ringed with black and white bands. It has yellow and reddish-brown fleshy areas. Each side of the body has red, orange, and white spots. The chrysalis is a blue-green color. The head, parts of the thorax, and the abdomen are a bright yellow-green color. It is not known whether the chrysalis has a brown form or not. The chrysalis has a similar shape to that of the pipevine swallowtail's ("Battus philenor") chrysalis.