New records of armored scale insects, \u3ci\u3ePseudaulacaspis\u3c/i\u3e MacGillivray (Hemiptera: Diaspididae), in Korea

Pseudaulacaspis kiushiuensis (Kuwana), Pseudaulacaspis latiloba (Takagi and Kawai) and Pseudaulacaspis ulmicola Tang, occurring on Quercus, Carpinus and Zelkova plants are newly documented in the Korean fauna of armored scales (Hemiptera: Diaspididae). Characteristics of these species are briefl y redescribed and illustrative photographs and information on their distribution and hosts are provided. A dichotomous key to species of Pseudaulacaspis from Korea is given for correct species identifi cation. In addition, the current status of Pseudaulacaspis forsythiae (Kanda) and Pseudaulacaspis nishikigi (Kanda) in Korea is discussed based on the results of a survey of the armored scales of Korea and related papers