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Insects Frequently Confused with Emerald Ash Borer in North Dakota (E1604, Revised May 2018)

The Emerald ash borer is a beetle (Order Coleoptera). Beetles are recognized by having shell-like front wings called elytra. When the wings are folded, they meet forming a median line down the back. Currently, Emerald ash borer has not been found in North Dakota.

Gerald M. Fauske, Collection Manager, Systematic Entomology Laboratory

Janet J. Knodel, Extension Entomologist

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Metallic wood-boring beetles (Family Buprestidae)

Compact beetles with short legs and “saw-toothed” antennae

 

#1 EAB

1. Emerald ash borer, Agrilus planipennis Fairmaire

 

 

#2 Honeysuckler borer

2. Honeysuckle borer, Agrilus cyanescens Ratzeburg

 

#3 Bronze birch borer

3. Bronze birch borer, Agrilus anxius Gory

#4 Green metallic woodborer

4. Green metallic woodborer, Buprestis confluenta Say

Click beetles (Family Elateridae)

Beetles with a flexible joint between thorax and abdomen

#5 Green click beetle

5. Green click beetle, Ctenicera species

 

Weevils (Family Curculionidae)

Beetles with a “snout” and elbowed antennae

 

#6 Green Polydrusus weevil

6. Green Polydrusus weevil, Polydrusus species

Ground beetles (Family Carabidae)

Long-legged, agile beetles with long antennae

#7 Calleida beetle

7. Calleida beetle, Calleida species

 #8 Six spotted tiger beetle

8. Six-spotted tiger beetle, Cicindela sexguttata Fabricius

#9 Green pubescent ground beetle

9. Green pubescent ground beetle, Chlaenius sericeus Forster

 

Blister beetles (Family Meloidae)

Soft-winged beetles with head narrowed behind eyes

#10 Nuttall blister beetle

10. Nuttall blister beetle, Lytta nuttalli Say

 

Scarab beetles (Family Scarabaeidae)

Beetles with lopsided antennal club and flattened front legs

#11 Green marked chafer

11. Green-marked chafer Dolichonyx subvittatus Capiomont

 

Leaf beetles (Family Chrysomelidae)

Oval beetles with long antennae

#12 Dogbane beetle

12. Dogbane beetle, Chrysochus auratus (Fabricius)

#13 Northern corn rootworm beetle

13. Northern corn rootworm beetle Diabrotica barberi Smith & Lawrence

 

Other Insects

Front wings at least partially membranous

#14 Green stink bug

14. Green stink bug (Hemiptera: Pentatomidae)

#15 Blow fly

15. Blow fly (Diptera: Calliphoridae)

#16 Cuckoo wasp

16. Cuckoo wasp (Hymenoptera: Chrysididae)

#17 Sweat bee

17. Sweat bee (Hymenoptera: Halictidae)

#18 Annual cicada

18. Annual cicada (Hemiptera: Cicadidae)

Life size Images

 

Great Plains Diagnostic Network

Printing is being supported by the Great Plains Diagnostic Network grant from a subcontract under the USDA-NIFA.

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EAB photo: Bugwood.org
All other photos: Gerald M. Fauske, NDSU

Revised May 2018

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