Sweet Potato Weevil

This exotic weevil has become a serious pest to a staple crop in North America, and it is expanding its range.

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Image Credit: Sander C.

Full-sized image #1 of the Sweet Potato Weevil

Thumbnail image #1 of the Sweet Potato Weevil

TAXONOMY:

Kingdom: Animalia

Phylum: Arthropoda

Class: Insecta

Order: Coleoptera

Family: Brentidae

Genus: Cylas

Species: formicarius

The Sweet Potato Weevil is typically 0.1 inches to 0.2 inches (5mm to 6mm) in size and has the following descriptors / identifiers: black head; red waist; black body; long; narrow; snout; nose; skinny; small; pest; harmful.

It has a typical diet of the following: sweet potato; bay hops.

Color Identification Guide

Various colors commonly associated with this beetle.

Red

Black

Beetle Anatomy

Territorial Area Map (Visual Reference Guide)

The map below showcases (in blue) the states and territories of North America where the Sweet Potato Weevil 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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