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Species Page - Dioryctria aurenticella
Dioryctria aurenticella ->species page

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scientific name    Dioryctria aurenticella    (Grote)

common name     Ponderosae Pine Coneworm

Dry open forest dominated by Ponderosa Pine.

Mid July to early August

Wingspan: 10.5-14.0mm. Lacking raised scales. Forewings primarily orange. Antemedial line and discocellular spot present. Hindwing white. Male genitalia: Uncus lacking constriction. Valve narrow, apical projection reduced or absent and accessory spine absent. Vesica with a large cornutus and many smaller cornutii. Female genitalia: Ductus bursa heavily sclerotized with robust spines in corpus bursa. Similar in coloration to D. rossi, but discocellular spot and antemedial line present. Pheromone: Z9-14 Ac (Pasek 1989).

life history
Larvae feed primarily in cones, though occasionally on twigs (Furniss and Carolin 1977).

Not of concern.

diet info
Primary host Poderosae pine (Pinus ponderosa). Also recorded on Knobcone pine (P. attenuata). (Mutuura and Munroe 1972; Hedlin et al 1989).

Restricted to western North America. Found in southern British Columbia south to California and Arizona, extending east to South Dakota and New Mexico (Neunzig 2004).

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