Monthly Archives: August 2016

Cigarette Beetles

Commonly confused with the related Drugstore Beetle, the Cigarette Beetle has distinct striations on its wing covers. Cigarette Beetles, as their name indicates, are a common stored product pest of tobacco products; however, they are also common in other dried plant materials including dried fruits, grains, herbs, spices and dried flowers.  These beetles are also […]

Larder Beetles

A beetle of the Dermestidae family, larder beetle adults range in size from ¼ to 3/8 of an inch in length and have distinctly clubbed antennae.  Their bodies are oval shaped and elongated.  Primary coloring is dark brown to black, with the top portion of the wing covers having a yellowish band that contains six […]

Drugstore Beetles

A nearly identical look-alike to the cigarette beetle, drugstore beetles differ in that they have rows of pits on their wing covers whereas cigarette beetles have smooth wing covers.  In addition, drugstore beetles have a well defined three segmented club to their antennae.  Coloration varies from light brown to a reddish brown.  Drugstore beetles have […]

Merchant Grain Beetles

Once considered to be the same as a saw-toothed grain beetle, merchant grain beetles have since been found to be a separate species.  A worldwide pest, the merchant grain beetle has adapted to cooler climates.  Adults are capable of flight, approximately 1/8 of an inch in length, dark brown in color and displaying the six […]

Foreign Grain Beetles

An introduced species, commonly associated with grains, the foreign grain beetle is typically a minor pest from an economic stand point due to the fact that they infest moist deteriorating stored products.  This species is now found worldwide.  Adult foreign grain beetles are reddish brown in color with a flattened body, approximately 1/16th to 1/8th of […]

Granary Weevils

Considered one of the primary stored product pests, granary weevils infest only whole kernels of grain.  Adult granary weevils are approximately 1/8 to ¼ inch in length with a head that elongates into a narrow snout.  Reddish-brown to black in color, unlike rice weevils, granary weevils lack the four light-colored spots on their wing covers.  […]

Red and Confused Flour Beetles

Although very similar in appearance, red and confused flour beetles do have a few characteristics that allow for identification.  Antennae on the confused flour beetle tapers into a four segmented club on the end whereas the red flour beetle has a three segmented club without the tapering.  In addition, the body segment directly behind the […]

Warehouse Beetles

Adult warehouse beetles vary in size and coloration; however, they are typically around 1/8 of an inch in length and brownish black in color.  Warehouse beetle adults, unlike Khapra beetles are capable of flying.  Due to their close relation to other beetle species, it is recommended that samples be submitted to a professional for identification.  […]

Saw-Toothed Grain Beetles

Saw-toothed grain beetles common name is derived from the six saw-like teeth on each side of the first segment located behind their heads.  This is one of their most identifying characteristics.  In general, saw-toothed grain beetles are relatively small at only 1/8 of an inch in length.  They are thin, flat beetles that are dark […]

Rice Weevils

Adult rice weevils are reddish-brown in color with four faint red or yellow spots on their wing covers.  Rice weevil adults are strong fliers, which may result in the spread of infestation from one area within the home to another.  They are a snout beetle that is approximately 1/8 of an inch in length.  Therefore, […]