Rick's beetle was identified as a broad-necked root borer beetle, Prionus laticollis. This is a completely black longhorned beetle, and we were able to identify it as a male because of its longer ...

We have had many samples of large beetles brought into the diagnostic lab. The giant root borer beetle is a Prionus species and member of the longhorn beetle family, as evidenced by their ...

Alias: The California root borer (or the prionus beetle as it is often called) is tied for first place for the title of the largest beetle in Idaho. It spends the majority of its life underground ...

These are just the relatively harmless palo verde beetles, also known as palo verde root borers. Active mainly at night, palo verde beetles lay their eggs near their namesake host trees ...