BORERS: emerald ash borer & other significant Agrilus species (Coleoptera: Buprestidae) Agrilus spp. all have a characteristic “bullet” or cylindrical shape. Agrilus planipennis Agrilus Agrilus Agrilus Agrilus bilineatus anxius auroguttatus biguttatus emerald ash borer (EAB) twolined chestnut borer bronze birch borer INVASIVE. Metallic green with bronze goldspotted oak borer oak splendor beetle NATIVE. Metallic bronze-black NATIVE. Metallic bronze-black undertones; rarely bluish-green, bluish NATIVE (southeastern Arizona). EXOTIC (not known to be in to dark blue with two distinct with reddish, greenish or or coppery-red. Dorsal abdomen is Metallic dark green with six North America). Similar in white-yellow pubescent purplish undertones. Dorsal bright, coppery-red. Antennal segments gold spots on elytra. appearance to EAB. Metallic 1–3 cylindrical, segments 4–11 serrate. stripes down elytra. Dorsal abdomen is bronze-black. Length: ~10 mm medium green with bronze abdomen is bronze-black. Length: 10–13 mm (generally larger undertones, rarely blue or Length: 5.5–13 mm HOSTS: oaks (Quercus spp.) Length: 4.2–9.5 mm than native Agrilus spp.) gold, and two distinct white HOSTS: birch (Betula spp.) preference for species in red spots on the elytra. HOSTS: oaks (Quercus HOSTS: ash (Fraxinus spp.) oak group. Length: 9–12 mm spp.) chestnut, American INVASIVE (southern California). hornbeam, beech, eastern CA HOSTS: coast live oak, HOSTS: oaks (Quercus spp.), hop hornbeam California black oak, canyon same hosts as the native live oak twolined chestnut borer sharpening observation skills This photo guide is part of a diagnostic set. Visit www.FirstDetector.org for more SHARPENING OBSERVATION SKILLS materials. emerald ash borer “green” look-alikes sweat sharpshooter emerald trogossitid six-spotted dogbane St. John’s wort bee leafhopper ash borer beetle tiger beetle beetle leaf beetle 10 mm common green green green Japanese bottle fly stink bug June beetle beetle green insects that green insects that are ovoid are not beetles in shape and not cylindrical Funding for the SHARPENING OBSERVATION SKILLS project was provided by the USDA 10201 Farm Bill, cooperative agreement 13-8236-0984-CA..