Hine 1901
Diagnosis (Adapted from Webb et al., 1975): Wings with clear background color and margined crossveins. Apical band broken, with pale brown and clear spots. Pterostigmal band broad anteriorly but narrow posteriorly and interrupted with clear spots. Marginal spots absent. Male terminalia pale to dark brown. Ninth tergum emarginate. Hypovalve elongate, narrowing at apical fourth, reaching distal quarter of basistyle. Dististyle broad, constricted at apical third. Ventral paramere narrow, elongate, barbed, unbranched and extending slightly beyond basistyle.
P. latipennis is widespread in southern Ontario, usually flying from May to June with a few records from July and August.