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to download pdf - Purdue Extension Entomology - Purdue University

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Common Name: Carrion beetle<br />

Order: Coleoptera<br />

Family: Silphida<br />

Pest Status: Carrion beetles are beneficial insects that help break<br />

down and decompose dead animal carcasses.<br />

Appearance: Adults are black and orange, s<strong>to</strong>ut-bodied, and ½ <strong>to</strong><br />

1 inch in length.<br />

Life Cycle: A female lays eggs on the body of a dead host. When<br />

the eggs hatch, the larvae feed on the carcass.<br />

Where <strong>to</strong> Collect: Adults can be found wandering around or<br />

underneath dead animal carcasses.<br />

Pho<strong>to</strong> Credit: John Obermeyer, <strong>Purdue</strong> <strong>University</strong><br />

Common Name: Cecropia moth<br />

Order: Lepidoptera<br />

Family: Saturniidae<br />

Pho<strong>to</strong> Credit: Pennsylvania Department of Conservation and Natural Resources, Forestry Archive,<br />

Bugwood.org<br />

Pest Status: Cecropia moth caterpillars are very large, but seldom<br />

cause significant damage <strong>to</strong> trees because they occur singly rather<br />

than in large groups.<br />

Appearance: Cecropia moths are conspicuous due <strong>to</strong> their large<br />

size (wings may span 4–6 inches). The body is red with a white<br />

collar and white bands on the abdomen. The wings are dark brown<br />

with white, hair-like scales giving a frosted appearance.<br />

Life Cycle: Females lay their eggs on the leaves of host plants.<br />

When the eggs hatch, the larvae emerge and eat their eggshells.<br />

The newly hatched caterpillars molt four times before they spin<br />

cocoons of brown silk. They overwinter as pupae and emerge in<br />

the spring.<br />

Where <strong>to</strong> Collect: Cecropia moths are especially prevalent in<br />

wooded areas, but can usually be seen flying at night.<br />

Common Name: Chinch bug<br />

Order: Hemiptera<br />

Family: Blissidae<br />

Pest Status: Chinch bugs can cause economic damage <strong>to</strong> cereal<br />

crops and turfgrass.<br />

Appearance: Chinch bugs are approximately 1 ⁄5-inch long. The<br />

head, pronotum and abdomen are gray-black in color and the<br />

wings are white with a black front-wing edge. The legs have a dark<br />

orange tint.<br />

Life Cycle: Females lay their eggs on roots, stems, and leaves.<br />

After hatching, the nymphs feed by sucking juices from roots<br />

near or at the ground surface, but feed on upper plant parts as they<br />

mature. Chinch bugs seem <strong>to</strong> be most prevalent during drought<br />

conditions or in areas that are perpetually dry.<br />

Where <strong>to</strong> Collect: Since chinch bugs are often turf pests, they can<br />

be found by parting the grass around expanding, irregular patches<br />

of dead or yellowing turf.<br />

Pho<strong>to</strong> Credit: <strong>Extension</strong>, <strong>Purdue</strong> <strong>University</strong>

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