Description: Image was collected by Victor H. Billings in Lehi, Utah USA on August 2nd, 2005. The beetle was identified courtesy http://www.whatsthatbug.com/beetles.html.
Source: https://commons.wikimedia.org/wiki/File:Prionus_californicus01.jpg

Prionus californicus, commonly known as the California root borer, is a species of insect in the longhorn beetle family (Cerambycidae). It is native to the American west where it is often a pest of orchard and vine crops. The California Root Borer occurs widely in western North America from Alaska to Mexico. It spends most of its life underground feeding on the roots of most deciduous trees and shrubs, as well as some conifers, brambles, and agricultural crops such as hops and grape vines. Order: Coleoptera, Superfamily: Chrysomeloidea, Family: Cerambycidae, Subfamily: Prioninae.