Ten-lined June Beetle

Adult beetles rarely do much damage, and can even hiss when bothered, but their offspring can nibble tree roots to a fault.

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Image Credit: Ilona P. from Stayton, OR

Full-sized image #1 of the Ten-lined June Beetle

Thumbnail image #1 of the Ten-lined June Beetle

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Image Credit: Susan T.H., taken in Gold Beach, OR

Full-sized image #2 of the Ten-lined June Beetle

Thumbnail image #2 of the Ten-lined June Beetle

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Image Credit: Roberta B., taken in Sacramento, CA

Full-sized image #3 of the Ten-lined June Beetle

Thumbnail image #3 of the Ten-lined June Beetle

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Image Credit: Louise D. Johnson of Courtenay, BC

Full-sized image #4 of the Ten-lined June Beetle

Thumbnail image #4 of the Ten-lined June Beetle

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Image Credit: Jeani R. from WA

Full-sized image #5 of the Ten-lined June Beetle

Thumbnail image #5 of the Ten-lined June Beetle

TAXONOMY:

Kingdom: Animalia

Phylum: Arthropoda

Class: Insecta

Order: Coleoptera

Family: Scarabaeidae

Genus: Polyphylla

Species: decemlineata

The Ten-lined June Beetle is also known by the name(s) of: Watermelon Beetle; Ten-lined June Bug. The Ten-lined June Beetle is typically 0.7 inches to 1.3 inches (20mm to 35mm) in size and has the following descriptors / identifiers: stripes; lines; antennae; face; hairy; flying.

It has a typical diet of the following: tree roots.

Color Identification Guide

Various colors commonly associated with this beetle.

Beetle Anatomy

Territorial Area Map (Visual Reference Guide)

The map below showcases (in blue) the states and territories of North America where the Ten-lined June Beetle may be found (but is not limited to). This sort of data can be useful in seeing concentrations of a particular species over the continent as well as revealing possible migratory patterns over a species' given lifespan. Some species are naturally confined by environment, weather, mating habits, food resources and the like while others see widespread expansion across most, or all, of North America.

Alaska

Hawaii

Prince Edward Is.

Canadian territory of British Columbia graphic

Canadian territory of Saskatchewan graphic

Territory map graphic of the country of Mexico

Contiguous United States shape map layer graphic

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