Three-lined Potato Beetle

This pesky garden beetle ruins potato crops and other nearby nightshades.

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Image Credit: James G. from Southfield, MI

Full-sized image #1 of the Three-lined Potato Beetle

Thumbnail image #1 of the Three-lined Potato Beetle

TAXONOMY:

Kingdom: Animalia

Phylum: Arthropoda

Class: Insecta

Order: Coleoptera

Family: Chrysomelidae

Genus: Lema

Species: trilinea

The Three-lined Potato Beetle is also known by the name(s) of: Potato Beetle; Potato Bug. The Three-lined Potato Beetle is typically 0.1 inches to 0.3 inches (5mm to 8mm) in size and has the following descriptors / identifiers: black striped; yellow; red; orange; multicolored; flying; harmful; garden pest.

It has a typical diet of the following: eggplant; pepper; potato; tomato; tomatillo.

Color Identification Guide

Various colors commonly associated with this beetle.

Orange

Red

Yellow

Black

Beetle Anatomy

Territorial Area Map (Visual Reference Guide)

The map below showcases (in blue) the states and territories of North America where the Three-lined Potato 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 New Brunswick graphic

Canadian territory of Newfoundland and Labrador graphic

Canadian territory of Saskatchewan graphic

Territory map graphic of the country of Mexico

Contiguous United States shape map layer graphic

Newfoundland and Labrador

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