Pemphigus (Pemphigus) matsumurai is a species of gall-forming aphid, in the subgenus, Pemphigus, of the genus, Pemphigus. It was first described in 1927 by the Japanese entomologist Kota Monzen. Some authorities consider it a synonym of Pemphigus (Pemphigus) niishimae. Others do not. The species epithet, mutsumurai, honours the Japanese entomologist Shōnen Matsumura.
It is found on the Korean Peninsula, in Japan,Monzen, K. (1927) New species of Aphididae producing galls in Morioka. Bulletin of the Scientific Researches of the Alumni Association of the Morioka College of Agriculture and Forestry, 4, 1–24. [in Japanese] China,Zhang, G. & Qiao, G. (1997) Homoptera: Pemphigidae, Anoeciidae, Lachnidae and Aphididae. In Insects of the three Gorge Reservoir Area of Yangtze River: Vol. Volume 1. Chongqing Press, Chongqing. pp. 374–384.Zhang, G., Zhong, T. & Zhang, W. (1992) Homoptera: Aphidoidea. In S. Chen (Ed.). Insects of the Hengduan Mountains Region. Science Press, Beijing. Vol. 1, pp. 360–403. [in Chinese] Siberia, and possibly elsewhere. References