Oguma, K. 1919 A new scale-insect, Xylococcus alni, on alder, with special reference to its metamorphosis and anatomy.. Journal of the College of Agriculture, Hokkaido Imperial University 8: 77-109.
Notes: Includes description, life history.
Oguma, K. 1919 A new scale-insect, Xylococcus alni, on alder, with special reference to its metamorphosis and anatomy.. Journal of the College of Agriculture, Hokkaido Imperial University 8: 77-109.
Notes: Includes description, life history.