Utah Plant Pest Diagnostic Lab

Arthropod Samples in April 2010

Bed Bug (Cimicidae)

Scientific Name: Cimex lectularius

bed bug

Photo(s): Adult bed bug, Gary Alpert, Harvard University, Bugwood.org;

Type: Biting/Medical

Situation: In home

County: Cache

Fact Sheets: Utah State University Extension; Utah State University (For Pest Control Professionals); National Center for Healthy Housing


German Cockroach (Blattellidae)

Scientific Name: Blatella germanica

german cockroach

german cockroach

german cockroach

Photo(s): Clemson University, USDA Cooperative Extension Slide Series; Gary Alpert, Harvard University, Bugwood.org

Type: Food and Food Product Pest, possible carrier of pathogens

Situation: Found in Garbage

County: Cache

Fact Sheets: University of Florida; University of Nebraska Lincoln;


Cedar tree Borer (Cerambycidae)

Scientific Name: Semanotus sp.

cedar tree borer

cedar tree borer

cedar tree borer

Photo(s): Randy Cyr, Greentree, Bugwood.org; Samuel Abbott, Utah State University; Gerald Lenhard, Louisiana State University, Bugwood.org; Bob Oakes, USDA Forest Service, Bugwood.org

Type: Wood boring tree pest

Situation: In firewood

County: Nevada

Fact Sheets: Colorado State University


Water Scavenger Beetle (Hydrophilidae)

Scientific Name: Tropisternus sp.

water beetle

Photo(s): Joseph Berger, Bugwood.org

Type: Predator beneficial

Situation: In water

County: Cache

Fact Sheets: Encyclopedia.com


Yellow Sac Spider (Clubionidae)

Scientific Name: Cheriacanthium sp.

yellow sac spider

yellow sac spider

yellow sac spider

Photo(s): David Berger, Bugwood.org

Type: Beneficial/biting

Situation: In home

County: Cache

Fact Sheets: salticidae.org


Bat Bugs (Cimicidae)

Scientific Name: Cimex pilosellus

bat bug

Photo(s): Susan Ellis USDA APHIS PPQ

Type: Ecto-parasite of bats

Situation: In home

County: Colorado

Fact Sheets: Colorado State University Extension


Soft Tick (Argasidae)

Scientific Name: N/A

soft tick

Photo(s): OTOBIUS MEGNINI Mat Pound, USDA Agricultural Research Service, Bugwood.org

Type: Human/Fowl pest

Situation: N/A

County: Colorado

Fact Sheets: Colorado State Univerity


Yucca Weevil (Curculionidae)

Scientific Name: Scyphophorus yuccae

yucca weevil

Photo(s): Jennifer C. Giron Duque, University of Puerto Rico, Bugwood.org.jpg

Type: Plant pest

Situation: On Yucca

County: Grand

Fact Sheets: University of Arizona


Black Pineleaf Scale (Diaspididae)

Scientific Name: Nuculaspis claifornica

black pinleaf

black pinleaf

Photo(s): Black pineleaf scale, Jared Kunz, Utah State University.

Type: Pine Pest

Situation: On pine tree

County: Salt Lake

Fact Sheets: Utah State University Extension(Utah Pests Newsletter); Oregon Department of Forestry


Darkling Beetle (Tenebrionidae)

Scientific Name: Eupsophulus sp.

darkling beetle

Photo(s): Whitney Cranshaw, Colorado State University, Bugwood.org

Type: Beneficial

Situation: In building

County: Cache

Fact Sheets: Utah State University


Warehouse Beetle (Dermestidae)

Scientific Name: Trogoderma variabile

warehouse beetle larvae

warehouse beetle

Photo(s): Warehouse beetle larvae, Jared Kunz, Utah State University. Adult beetle, Joseph Berger, Bugwood.org.

Type: Pantry pest

Situation: Found in Trailer

County: Washington

Fact Sheets: University of California IPM; Colorado State University


Two-Spotted Stink Bug (Pentatomidae)

Scientific Name: Perillus bioculatus

two spotted stink bug

Photo(s): Kevin D. Arvin, Bugwood.org

Type: Biting/Medical

Situation: In home

County: Grand

Fact Sheets: Oregon State University


Giant Water Bug (Belostomatidae)

Scientific Name: N/A

giant water bug

Photo(s): Edward L. Manigault, Clemson University Donated Collection, Bugwood.org

Type: Aquatic

Situation: In home

County: Cache

Fact Sheets: University of Florida


Woolly Apple Aphids (Aphididae)

Scientific Name: Eriosma lanigerum

wooly apple aphid

wooly apple aphid

Photo(s): University of Georgia Plant Pathology Archive, University of Georgia, Bugwood.org, University of Georgia Plant Pathology Archive, University of Georgia, Bugwood.org

Type: Fruit trees

Situation: Apple trees

County: Sanpete

Fact Sheets: Utah State University Extension; Colorado State University


Banded Ash Borer (Cerambycidae)

Scientific Name: Neoclytus caprea

banded ash borer

banded ash borer

Photo(s): James Solomon, USDA Forest Service, Bugwood.org, David Cappaert, Michigan State University, Bugwood.org

Type: Ornamental pest

Situation: In Trap

County: Cache

Fact Sheets: Utah State University Extension


Delusions of Infestation

Scientific Name: N/A

delusitory parasitosis

delusitory parasitosis

delusitory parasitosis

Photo(s): Typical sample submitted by DI sufferer, Ryan Davis, Utah State University; Samuel Abbott, Utah State University.

Type: Medical. Perceived pest bites and infection when none are present.

Situation: In Home

County: SLC

Fact Sheets: Utah State University Extension


Hobo Spider (Agelenidae)

Scientific Name: Tegenaria agrestis

hobo eggs

hobo spider

Photo(s): Video and photos by Ryan Davis, Utah State University.

Type: Biting/Beneficial

Host: Various insects

County: Cache

Fact Sheets: Utah State University Extension


Domestic House Spider (Agelenidae)

Scientific Name: Tegenaria domestica

domestic house spider

Photo(s): Joseph Burger, Bugwood.org

Type: Not medically significant (poisonous)

Situation: Found in home

County: Cache

Fact Sheets:Penn State University; Colorado State University


Carpet Beetle (Dermestidae)

Scientific Name: Anthrenus sp.

carpet beetle

carpet beetle

Photo(s): Black carpet beetle adult and larvae, Clemson University, USDA Cooperative Extension Slide Series, Bugwood.org; Carpet beetle larva and shed skin, Jared Kunz, Utah State University.

Type: Stored food, structural.

Situation: In Home

County: Davis

Fact Sheets: University of Florida; Penn State; University of California IPM


Pavement Ant (Formicidae)

Scientific Name: Tetramorium caespitum

pavement ant

Photo(s): Samuel Abbott, Utah State University

Type: Nuisance

Situation: Found in home

County: Cache

Fact Sheets:Penn State University; University of California IPM; Image at Antweb.org

*Links on the page are not intended as authoritative sources of management information. Established links allow users to view pictures of pests and find general biology and control information; for Utah-specific control recommendations please contact the Utah Plant Pest Diagnostic Lab @ 435-797-2435. Pictures above are not always the exact species identified, but are representative photos of submitted samples.