Species Popillia japonica - Japanese Beetle

Classification · Season · Food · Life Cycle · Remarks · Print References · Internet References · Works Cited

Japanese Beetle For Illinois In July - Popillia japonica

Too bad something so beautiful is so destructive! - Popillia japonica

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Class Insecta (Insects)

Order Coleoptera (Beetles)

Suborder Polyphaga (Water, Rove, Scarab, Longhorn, Leaf and Snout Beetles)

Superfamily Scarabaeoidea (Scarab, Stag and Bess Beetles)

Family Scarabaeidae (Scarab Beetles)

Subfamily Rutelinae (Shining Leaf Chafers)

Tribe Anomalini

Genus Popillia

Species japonica (Japanese Beetle)

Season

Adult beetles are generally most numerous in June and July, but have been reported into fall in some states (see data map).

Food

Larvae feed on roots of many plants. Adults feed on foliage, flowers and fruits of various plants. (1)

Life Cycle

Adult females lay eggs in soil June through early fall. Grubs feed on roots until hibernating underground (4-8" deep) as third instar larvae when cool weather comes.

Remarks

Native to Japan. First found in North America in New Jersey around 1916. (1)

Print References

White, p. 144 (1). Illustration on p. 146.

Internet References

Ohio State Extension Reference Sheet

Works Cited

1.	Peterson Field Guides: Beetles By Richard E. White

Contributed by Troy Bartlett on 16 February, 2004 - 12:32pm
Additional contributions by Mike Boone, Hannah Nendick-Mason
Last updated 19 July, 2008 - 2:37pm

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