Arthropods Diagnosed in September 2010

Arthropod (insects, spiders, mites, etc.) samples diagnosed by the Utah Plant Pest Diagnostic Lab in September 2010

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  1. Western Leaf-footed Bug
  2. American Dagger Moth
  3. Black Pineleaf Scale
  4. Hobo Spider
  5. Masked Hunter
  6. Indian Meal Moth
  7. Black Widow
  8. Corn Earworm
  9. Fall Armyworm
  10. Ground Spider
  11. Spider Mite
  12. Field Ant
  13. Cat-Faced Spider
  14. Banded Orb Weaver
  15. Vivid Metallic Ground Beetle
  16. Bumble Flower Beetle
  17. Tarantula Hawk

*Click on thumbnails for larger images.  

 


Western Leaf-footed Bug (Coreidae)

 

Scientific Name
: Leptoglossus clypealis
        

Photo(s)
: Whitney Cranshaw, Colorado State University, Bugwood.org, 
Type: Nuisance pest.
Situation: Mass migration on golf course
County: Wasatch

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American Dagger Moth (Noctuidae)

Scientific Name: Acronicta americana

    

Photo(s)
: Joseph Berger, Bugwood.org

Type: Tree pest

Situation: On black walnut
County: Cache

Fact Sheets
:
University of Alberta;

Black Pineleaf Scale (Diaspididae)


Scientific Name
Nuculaspis claifornica

    

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 (Utah Pests Newsletter)Oregon Department of ForestryUniversity of Minnesota

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 Scientific Name: Tegenaria agrestis

        

Photos
: Joel Smith, Ryan Davis, Utah State University. 
Type: Biting/Beneficial
Situation: In home
County: Cache

Masked Hunter (Reduviidae)


Scientific Name
: Reduvius personatus

        

Photo(s)
: (1) & (2) Joseph Berger, Bugwood.org; (3) Whitney Cranshaw, Colorado State University, Bugwood.org

Type: Predatory Bugs, Biting insects, Beneficial 

Situation: Found in home

County: Cache

Fact Sheets
Penn State UniversityMichigan State University;

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Scientific Name: Plodia interpunctella
        

Photo(s)
Clemson University, USDA Cooperative Extension Slide Series, Bugwood.org; 
Type: Stored food products pests
Situation: Found in grains
County: Salt Lake

Black Widow (Theridiidae)

Scientific NameLatrodectus hesperus

                

Photos: Joel Smith, Utah State University (Left 2: Juvenile female, Right 2: Male); (Far Right) Whitney Cranshaw, Colorado State University, Bugwood.org

Type:  Biting, medical concern; Benificial 

Situation: In household

County: Salt Lake

Fact Sheets:
Peter J. BryantUniversity of California IPMVirginia Tech University

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Corn Earworm (Noctuidae)


Scientific Name
: Helicoverpa zea

    

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

Type: Corn, vegetable pest

Situation: On sweet corn
County: Salt Lake

Fact Sheets
:
Utah State University Extension

Fall Armyworm (Noctuidae)


Scientific Name
: Spodoptera frugiperda

        

Photo(s)
: Frank Peairs, Colorado State University, Bugwood.org; Charles Bryson, USDA Agricultural Research Service, Bugwood.org; Lyle Buss, University of Florida, Bugwood.org

Type: Vegetable pest

Situation: On sweet corn
County: Salt Lake

Fact Sheets
:
Purdue University; University of Florida

Ground Spider (Gnaphosidae)

Scientific Name: Drassodes sp.

    

Photo(s)
: Joseph Berger, Bugwood.org

Type: beneficial

Situation: In home
County: Uintah

Spider Mites (Tetranychidae)


Scientific Name
: N/A

    


Photo(s):
 Milan Zubrik, Forest Research Institute- Slovakia, Bugwood.org; John A. Weidhass, Virginia Polytechnic Institute and State University, Bugwood.org

Type: Plant Pest

Situation: Geranium

County: Cache

Fact Sheets
Penn State University IPMColorado State University Extension

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Field Ant (Formicidae)


Scientific Name
: Formica sp.

    


Photo(s):
 Joel Smith, Utah State University; April Noble, Antweb.org

Type: Home pest

Situation: In household

County: Cache

Fact Sheets
Utah State University ExtensionColorado State University Extension

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Cat-Faced Spider (Araneidae)

Scientific Name: Araneus gemmoides

        

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

Type: Beneficial, not harmful to humans

Situation: In home
County: Davis

Fact Sheets:
Utah State University Extension


Banded Orb Weaver (Araneidae)

Scientific NameArgiope trifasciata

        

Photo(s)
: David Cappaert, Michigan State University, Bugwood.org; Dani Barchana, Bugwood.org; Whitney Cranshaw, Colorado State University, Bugwood.org

Type: Beneficial, not harmful to humans

Situation: In home
County: Cache

Fact Sheets:
Utah State University Extension


Vivid Metallic Ground Beetle (Carabidae)

Scientific Name: Chlaenius sp.

    

Photo(s)
: Merle Shepard, Bugwood.org

Type: Beneficial predatory insect

Situation: In home
County: Utah

Fact Sheets:
Utah State University ExtensionImages


Bumble Flower Beetle (Scarabaeidae)

Scientific Name: Euphoria sp.

        

Photo(s)
: Merle Shepard, Bugwood.org

Type: Beneficial predatory insect

Situation: On corn and on peach
County: Cache

Fact Sheets:
Utah State University ExtensionImages


Tarantula Hawk (Pompilidae)

Scientific Name: N/A

    

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

Type: Parasitoid wasp

Situation: On peach on the ground
County: Box Elder

Fact Sheets:
USDA Forest ServiceImages


*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.