Synanthedon sequoiae
From Pestinfo-Wiki

Synanthedon sequoiae damage on pine trunk (click on image to enlarge it)
Author(s): Susan K. Hagle
Source: Wikimedia Commons
Author(s): Susan K. Hagle
Source: Wikimedia Commons

Synanthedon sequoiae (click on image to enlarge it)
Author(s): Jerald E. Dewey, USDA Forest Service
Source: Wikimedia Commons
Author(s): Jerald E. Dewey, USDA Forest Service
Source: Wikimedia Commons
Synanthedon sequoiae (H. Edwards) - (sequoia pitch moth)
The borer attacks the trunk of pine trees in western North America, causing pitch masses on the trunk.
For details see the respective page in BugwoodWiki.
Publications covering Synanthedon sequoiae
Forest Science (1997) 43, 571-581
Harry X. Wu and Cheng C. Ying (1997)
Genetic parameters and selection efficiencies in resistance to western gall rust, stalactiform blister rust, needle cast, and sequoia pitch moth in lodgepole pine
Environmental Entomology (1983) 12, 979-981
C.S. Koehler, G.W. Frankie, W.S. Moore and V.R. Landwehr (1983)
Relationship of infestation by the sequoia pitch moth (Lepidoptera: Sesiidae) to Monterey pine trunk injury