Judy Gallagher:
Box Elder Midge Gall - Contarinia negundinis, Funk's Pond Recreation Area, Cecil County, Maryland
Judy Gallagher:
Goldenrod Gall Fly - Eurosta solidaginis, Merrimac Farm Wildlife Management Area, Aden, Virginia
Judy Gallagher:
Elm Cockscomb Aphid Gall - Colopha umicola, Jackson Abbott Wetlands, Ft. Belvoir, Virginia
Judy Gallagher:
Elm Sack Gall Aphid - Tetraneura ulmi, Carderock Recreation Area, Carderock, Maryland
Judy Gallagher:
Soldier Beetle - Podabrus dreisbachi and Phylloxera gall, Felsenthal National Wildlife Refuge, Crossett, Arkansas
Judy Gallagher:
Gall, Carderock Park, Carderock, Maryland
Judy Gallagher:
Blackberry Knot Gall Wasp - Diatrophus nebulosus, Occoquan Bay National Wildlife Refuge, Woodbridge, Virginia
Judy Gallagher:
Gall Aphid - Tetraneura nigriabdominalis, Chapel Point State Park, Port Tobacco, Maryland
Judy Gallagher:
Succulent Oak Gall Wasp - Dryocosmus quercuspalustris, Clifton Institute, Warrenton, Virginia, April 27, 2019
Judy Gallagher:
Gall on Shagbark Hickory, Rippon Lodge, Woodbridge, Virginia, November 16, 2022
Judy Gallagher:
Gall on Willow Oak, Mason Neck, Virginia, October 3, 2023