david.beadle:
Macrosiphini (Aphids) - Bruce County, Ontario
david.beadle:
Cinara strobi (White Pine Aphid) - Parry Sound District, Ontario
david.beadle:
Grylloprociphilus imbricator (Beech Blight Aphid) - Parry Sound District, Ontario
david.beadle:
Grylloprociphilus imbricator (Beech Blight Aphid) - Parry Sound District, Ontario
david.beadle:
Prociphilus tessellatus (Woolly Alder Aphid) - Regional Municipality of Waterloo, Ontario
david.beadle:
Grylloprociphilus imbricator (Beech Blight Aphid) - Norfolk County, Ontario
david.beadle:
Eriosomatinae (Woolly Aphids and Gall-making Aphids) - Norfolk County, Ontario
david.beadle:
Uroleucon nigrotuberculatum (Red Goldenrod Aphid) - Nipissing District, Ontario
david.beadle:
Phylloxera bispinae (Phylloxeran Aphids) on Carya (Hickories) - Lambton County, Ontario
david.beadle:
Phylloxera bispinae (Phylloxeran Aphids) on Carya (Hickories) - Lambton County, Ontario