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DEATHWATCH BEETLE DEATHWATCH BEETLE- LARVAE DEATHWATCH BEETLE DEATHWATCH BEETLE- LARVAE

Photo Courtesy of UNIVAR Photo Courtesy of UNIVAR Photo Courtesy of UNIVAR Photo Courtesy of UNIVAR
1.Antenna- enlarged 3 segmented club 6.Thorax DEATHWATCH BEETLE 1.Antenna- enlarged 3 segmented club 6.Thorax DEATHWATCH BEETLE
2.Eyes- 2 7.Petiole- none 2.Eyes- 2 7.Petiole- none
3.Head 8.Abdomen- sub-cylindrical 8 3.Head 8.Abdomen- sub-cylindrical 8
4.Legs- 6 9.Color- dark grayish brown 4.Legs- 6 9.Color- dark grayish brown
5.Wings- covered, hard elytra 10.Other- mottled appearance 5.Wings- covered, hard elytra 10.Other- mottled appearance
Life Cycle Life Cycle
The female lays about 40-60 eggs in clusters in or near the emergence hole. The eggs The female lays about 40-60 eggs in clusters in or near the emergence hole. The eggs
hatch in 2-3 weeks, and the larvae will reach almost a half inch in size. The larvae form hatch in 2-3 weeks, and the larvae will reach almost a half inch in size. The larvae form
a pupal cell, in which the new adults may remain for a long period if conditions are a pupal cell, in which the new adults may remain for a long period if conditions are
unfavorable. The life cycle will be completed in anywhere from one to ten years due to 4 unfavorable. The life cycle will be completed in anywhere from one to ten years due to 4
this situation where the adults remain in the pupal cell, but it averages about four years. this situation where the adults remain in the pupal cell, but it averages about four years.
Adults emerge in the late spring, mate, and then die within a few weeks. Photo Courtesy of UNIVAR Adults emerge in the late spring, mate, and then die within a few weeks. Photo Courtesy of UNIVAR
DEATHWATCH BEETLE DEATHWATCH BEETLE
Actual size 1/3” Actual size 1/3”
This beetle gets its name from the tapping sound it makes as a mating signal. An old superstition said this was This beetle gets its name from the tapping sound it makes as a mating signal. An old superstition said this was
an ominous warning of impending death. The Deathwatch beetle only eats hardwoods that have been attacked an ominous warning of impending death. The Deathwatch beetle only eats hardwoods that have been attacked
by fungi. This beetle will reinfest structures. They will also attack furniture and books. It is dark grayish brown by fungi. This beetle will reinfest structures. They will also attack furniture and books. It is dark grayish brown
and about 1/3rd inch in size. and about 1/3rd inch in size.

ROUNDHEADED BORER-DAMAGE ROUNDHEADED BORER-LARVAE ROUNDHEADED BORER-DAMAGE ROUNDHEADED BORER-LARVAE

Photo by Brian Rineberg Photo by Brian Rineberg
Corky’s Pest Control Photo Courtesy of UNIVAR Corky’s Pest Control Photo Courtesy of UNIVAR
1.Antenna- extremely long segmented 6.Thorax ROUNDHEADED BORER 1.Antenna- extremely long segmented 6.Thorax ROUNDHEADED BORER
2.Eyes- compound 7.Petiole- none 2.Eyes- compound 7.Petiole- none
3.Head 8.Abdomen 2 3.Head 8.Abdomen 2
4.Legs- 6 9.Color- grayish brown 4.Legs- 6 9.Color- grayish brown
5.Wings- covered, hard elytra 10.Other- Scape 5.Wings- covered, hard elytra 10.Other- Scape
(key characteristic for identification) (key characteristic for identification)
Life Cycle 10 Life Cycle 10
Eggs are laid in wood with a high moisture content. The larvae will take Eggs are laid in wood with a high moisture content. The larvae will take
from one to several years to develop. Adults emerge from round or oval 4 from one to several years to develop. Adults emerge from round or oval 4
exit holes in the infested wood, and will not re-enter the same wood to exit holes in the infested wood, and will not re-enter the same wood to
lay new eggs. Photo by Brian Rineberg lay new eggs. Photo by Brian Rineberg
Corky’s Pest Control Corky’s Pest Control
ROUNDHEADED BORER ROUNDHEADED BORER
Actual size 1 1/2” Actual size 1 1/2”
This borer infests structural wood products. It is usually noticed by the exit holes that it leaves. The larvae cause much of This borer infests structural wood products. It is usually noticed by the exit holes that it leaves. The larvae cause much of
the damage. The adult is about 1½ inches long and has very long antennae, and is grayish-brown in color. Note that Round the damage. The adult is about 1½ inches long and has very long antennae, and is grayish-brown in color. Note that Round
Headed, Long Horned, Old House, New House, and Palo Verde borers are all from the family Cerambycidae. Headed, Long Horned, Old House, New House, and Palo Verde borers are all from the family Cerambycidae.

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