Fragile Forktail (Ischnura posita) Damselfly, an elderly female
From "Dragonflies and Damselflies of Massachusetts", Nikula, Loose & Burne, concerning Fragile Forktail:
"Older female becomes extensively pruinose blue-gray, obscuring distinctive shoulder stripes."
The definition of pruinose is "covered with white powdery granules; frosted in appearance".
Ponkapoag Bog, Canton, Massachusetts
