Agrilus bilineatus(AGRLBL)
Photos
For publication in journals, books or magazines, permission should be obtained from the original photographers with a copy to EPPO.
![](/media/data/taxon/A/AGRLBL/pics/220x130/7523.jpg)
Larval galleries in the cambial region of a northern pin oak, Quercus ellipsoidalis (Pine County - St. Croix State Park in Minnesota, USA)
Courtesy: Steve A. Katovich, USDA Forest Service.![](/media/data/taxon/A/AGRLBL/pics/220x130/7522.jpg)
Infested Northern pin oak, Quercus ellipsoidalis, killed in about 1 year (Pine County - St. Croix State Park in Minnesota, USA).
Courtesy: Steve A. Katovich, USDA Forest Service.![](/media/data/taxon/A/AGRLBL/pics/220x130/7519.jpg)
4th instar larva and galleries in cambial region of Northern pin oak, Quercus ellipsoidalis (Pine County - St. Croix State Park in Minnesota, USA)
Courtesy: Steve A. Katovich, USDA Forest Service.![](/media/data/taxon/A/AGRLBL/pics/220x130/7540.jpg)
Pupa transforming to adult in pupal cell in oak bark.
Courtesy: Robert A Haack (USDA Forest Service)![](/media/data/taxon/A/AGRLBL/pics/220x130/7517.jpg)
Eggs of various ageswhite to red to tan and slight with 4 slighty larger eggs of A. planipennis on bark cutouts
Courtesy: Deborah L. Miller, USDA Forest Service.![](/media/data/taxon/A/AGRLBL/pics/220x130/7539.jpg)
TLCB Male on left with groove on 2nd abdominal sternite Female on right with no groove
Courtesy: Robert A Haack (USDA Forest Service)![](/media/data/taxon/A/AGRLBL/pics/220x130/7542.jpg)
Egg lain in lab on oak stick wrapped with ribbon to simulate back cracks
Courtesy: Deborah L. Miller, USDA Forest Service.![](/media/data/taxon/A/AGRLBL/pics/220x130/7536.jpg)
Head of fourth instar larva (note bifurcation at posterior end of central prothoracic groove)
Courtesy: Toby R Petrice (USDA Forest Service)![](/media/data/taxon/A/AGRLBL/pics/220x130/7521.jpg)
Infested Northern pin oak, Quercus ellipsoidalis, that died over at least 2 years after first infestation (Pine County - St. Croix State Park in Minnesota, USA)
Courtesy: Steve A. Katovich, USDA Forest Service.