Utah Plant Pest Diagnostic Lab

Arthropod Samples in May 2012

Solitary Bees (Hymenoptera)

Scientific Name: N/A

solitary bee

solitary bee

solitary bee

Photo(s): David Cappaert, Michigan State University, Bugwood.org

Type: Polinator

Situation: In yard, attracted to swimming pool

County: Washington

Fact Sheets: University of Florida


Bethylid Wasp (Hymenoptera)

Scientific Name: N/A

See photos here

Type: Beneficial

Situation: In home

County: Davis

Fact Sheets: University of California Riverside


Seed Bug (Lygaeidae)

Scientific Name: Xyonysius sp.

seed bug

Photo(s): Joel Smith USU

Type:plant pest- feeds on seeds, dry fruit, and other plant juices

Situation: Found on Field (pepper cucurbits)

County: Grand

Fact Sheets:University of Kentucky


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


Swallow Bug (Cimicidae)

Scientific Name: Oeciacus vicarius

soft tick

Photo(s): Ryan Davis, Utah State University;

Type: Biting

Situation: Swallows, Swallow nests, bats

County: Wasatch / Cache

Fact Sheets: Colorado State Univerity


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


Hacklemesh Weaver (Amaurobiidae)

Scientific Name: Callobius sp.

hacklemesh weaver

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

Type: Not medically significant (poisonous)

Situation: Found in home

County: Cache

Fact Sheets:Penn State University


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

*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.