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Phryganidia californica

species

“California Oak Moth”

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Phryganidia californica, the California oakworm or California oak moth, is a moth of the family Notodontidae. The species was first described by Alpheus Spring Packard in 1864. It is found along the coasts of the US states of California and Oregon. The wingspan is about 30 mm. They are tan to gray moths with prominent wing veins. Adults are on wing from March to November. There are two generations per year in northern California. Sometimes there is a third generation in southern California. The larvae feed on the leaves of oak, especially Quercus agrifolia (coast live oak). Young larvae feed between veins on the lower leaf surface. Although the upper leaf surface is left intact, it dries out and turns brown. Larvae in later instars chew completely through the leaf blade, often leaving…

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