Carpenter 1931
Diagnosis (Adapted from Webb et al., 1975): Wings with pale yellow background color, crossveins lightly margined. Apical band brown and usually continuous. Pterostigmal band brown, broad anteriorly, broken posteriorly. Marginal spots small. Male terminalia dark reddish brown. Ninth tergum emarginate. Hypovalve broad apically, ending before base of dististyle. Ventral paramere elongate, barbed, branched with one branch reaching between dististyle and the other curving dorsally.
P. anomala has only been collected once in Canada, in 1936 (Chatham, Ontario). In the United States, P. anomala occurs from southeastern.
Tennessee and northwestern Georgia west to Wisconsin, Kansas, and Arkansas ( Webb et al., 1975).