A very rare stray to Wisconsin. 1 Above: black with a row of marginal yellow/white spots; females are nearly identical to the males. Below: black, with two rows of yellow spots, the innermost row is interrupted in the middle by a blue spot. The Spicebush Swallowtail is an uncommon stray into Wisconsin. The main larval food plants of this species are Sassafras and Spicebush, neither of which is native to Wisconsin. Spicebush Swallowtail 171 Two broods in northern Illinois; strays have occurred in Wisconsin mainly during June and July. Spicebush Swallowtail Woodlands, and open areas near woodlands. false 7 true 7 1 Papilio troilus 103 1 171 0 000001000007000007 4 From below, this species could only be confused with the ~Black Swallowtail~, which also has two rows of yellow spots. It can be distinguished from this species by the innermost row of yellow spots which is interrupted by a blue spot. 8 2010-01-14T23:07:35-05:00