Sitz, R.A., & Cranshaw, W.S. 2018 Life History of Allokermes galliformis (Hemiptera: Kermesidae) in Colorado. Annals of the Entomological Society of America XX(X): 1-6
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Notes: Allokermes galliformis (Riley) (Hemiptera: Kermesidae), sometimes referred to as the ‘pin oak kermes’, has emerged as a significant pest of red oaks grown in the Front Range area of eastern Colorado. Although kermes scales infrequently cause significant tree damage, a novel association exists between the pin oak kermes and the pathogenic bacterium Lonsdalea quercina subsp. quercina. Together, they produce drippy blight disease of red oaks which is characterized by significant branch dieback
