Cyclorhipidion pelliculosum (Eichhoff, 1878)

Xyleborus pelliculosus Eichhoff, 1878: 392 .

Cyclorhipidion pelliculosum (Eichhoff): Hulcr & Cognato 2010: 12.

Xyleborus seiryorensis Murayama, 1930: 25 . Knížek 2011: 243.

Xyleborus quercus Kurentzov, 1948: 51 . Knížek 2011: 243.

Xyleborus starki Nunberg, 1956: 209 (new name for X. quercus Kurentzov, nec Hopkins 1915): Knížek 2011: 243.

Xyleborus okinosenensis Murayama, 1961: 31 . syn. nov.

Remarks. Images of the X. okinosenensis holotype (NMNH) were examined and found to be conspecific with C. pelliculosum .

Distribution. China, Japan, Korea, Russia (E. Siberia). Introduced to and invasive in Europe and North America.