Utah Plant Pest Diagnostic Lab

Arthropod Samples in March 2011

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


Spruce Ips: (Curculionidae: Scolytinae)

Scientific Name: Ips pillifrons

spruce ips

spruce ips

Photo(s): Ladd Livingston, Idaho Department of Land, Bugwood.org; Whitney Cranshaw, Colorado State University, Bugwood.org

Type: Landscape ornamental pest

Situation: In Norway spruce

County: Cache

Fact Sheets: Colorado State University; University of California IPM


Root Weevil: (Curculionidae)

Scientific Name: Otiorhynchus spp.

root weevil

root weevil

Photo(s): Rocky Mountain Weevil larvae, Whitney Cranshaw, Colorado State University, Bugwood.org.

Type: Fruit/ornamental pest

Situation: In home

County: Cache

Fact Sheets: Colorado State University; University of California IPM


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


Fowl Mite: (Macronyssidae)

Scientific Name: Ornithonyssus spp.

fowl mite

Photo(s): Female tropical fowl mite, Marcelo de Campos Pereira, Univ. of Sao Paulo.

Type: Biting/household/medical

Situation: In Home

County: Washington

Fact Sheets: North Carolina State University Extension; Cornell University


Hunting Billbug: (Curculionidae)

Scientific Name: Sphenophorus venatus

hunting billbug

hunting billbug

Photo(s): Rocky mountain weevil adult (Sphenophorus cicatristriatus), Whitney Cranshaw, Colorado State University, Bugwood.org; Rocky Mountain Weevil larvae (looks similar to hunting billbug larva), Whitney Cranshaw, Colorado State University, Bugwood.org.

Type: Turfgrass

Situation: Turfgrass

County: Salt Lake

Fact Sheets: Utah State Unversity Extension; Colorado State University


Humpbacked Fly: (Phoridae)

Scientific Name: Dohrniphora spp.

humpbacked fly

Photo(s): Adult humpbacked fly, Susan Ellis, Bugwood.org.

Type: Nuisance

Situation: In manufacturing plant

County: Idaho

Fact Sheets: University of Florida; Illinois Dept. of Public Health


Wolf Spider (Lyxosidae)

Scientific Name: N/A

wolf spider

wolf spider

wolf spider

Photo(s): Adult wolf spider carrying her young, Circumjacence, Wikipedia.org.(Middle) Characteristic eight eye pattern, Jared Kunz, Utah State University; Wolf spider, Eugene E. Nelson, Bugwood.org;

Type: Biting/Beneficial

Situation: Found in home

County: Wayne

Fact Sheets: University of California IPM; Colorado State University Extension


Indian Meal Moth (Pyralidae)

Scientific Name: Plodia interpunctella

indian meal moth

indian meal moth

indian meal moth

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

Type: Stored food products pests

Situation: In home

County: Salt Lake, Cache

Fact Sheets: Utah State University


Case-Making Clothes Moth: (Tineidae)

Scientific Name: Tinea pellionella

case-making moth

Photo(s): (top) Casemaking clothes moth case and pupal skin; (bottom) adult casemaking clothes moth.

Type: Clothes pest

Situation: Taxidermy mounts

County: Salt Lake

Fact Sheets: University of Kentucky; University of California IPM


Cat-Faced Spider (Araneidae)

Scientific Name: Araneus gemmoides

cat faced spider

cat faced spider

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

Type: Beneficial, not harmful to humans

Situation: In house

County: Davis

Fact Sheets: Utah State University

*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.