 It has also been recorded in a home in Klickitat County, Washington.Both genders of "P. americana" have been found in the nests of the "Veromessor chicoensis" (a harvester ant, also classified as "Messor chicoensis"), where they reside during the day, and emerge at night to feed on the debris pile around the nest.Nymphs of "P. americana" were taken from houses of pack rats (genus "Neotoma") in Orange County, California.