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Ponderous Borer


COMMON NAME: Ponderous Borer

SCIENTIFIC NAME: Order Coleoptera, Family Cerambycidae Stenaspis verticalis insignis

SIZE: Adult 1 ½ inch and larger.

IDENTIFICATION: Long thread-like antennae, red head and thorax, metallic black-green abdomen.

BIOLOGY: Complete metamorphosis.

HABITAT: Larvae feed in fallen trees and cut logs, mostly pine and fir.

FEEDING HABITS: Adults feed on pollen, nectar, leaves, sap and fungi.

ECONOMIC IMPORTANCE: Larvae damage cut lumber and telephone poles. However, they are beneficial in a natural forest to help fallen trees decay.


ORGANIC CONTROL: Not considered damaging enough to warrant control.

INSIGHT: Popular with collectors. Normally big, beautiful creatures such as this are here to add beauty and fascination to nature and are of little trouble to man.

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