Arthropods Diagnosed in June 2011

Arthropod (insects, spiders, mites, etc.) samples diagnosed by the Utah Plant Pest Diagnostic Lab in June 2011

  1. Western Poplar Clearwing 
  2. House Fly 
  3. Carpet Beetle 
  4. Warehouse Beetle 
  5. Field Ant 
  6. Lady Beetle 
  7. Saskatoon Sawfly 
  8. Pavement Ant 
  9. Dark Mealworm 
  10. Bat Bug 
  11. Black Pineleaf Scale 
  12. Fig-eater Beetle 
  13. Hecklemesh Weaver 
  14. Argid Sawfly 
  15. Minute Pirate Bug 
  16. Leaf Beetle 
  17. Flour Beetle 
  18. Thrips 
  19. Aphids 
  20. Ground Pearl 

    *Click on thumbnails for larger images. 

Western Poplar Clearwing (Sesiidae)


Scientific Name
: Parenthrene robiniae 

    

Photo(s): Clearwing larvae, Jared Kunz, Utah State University; Adult clearwing,  James Solomon, USDA Forest Service, Bugwood.org

Type: Tree pest

Situation: In poplar tree

County: Uintah 

Fact Sheets:
Bugwood Wiki; University of California IPM

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 House Fly (Muscidae)


Scientific Name
: Fannia sp.

 

Photo(s):
 Stages of a house fly life, Clemson University,  USDA Cooperative Extension Slide Series, Bugwood.org.

Type: Nuisance

Situation: In home

County: Cache 

Fact Sheets:
Colorado State University; Colorado State University Biting FliesUniversity of California IPM

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Carpet Beetle (Dermestidae)


Scientific Name
: Anthrenus lepidus

    

Photo(s):
 Adult and larvae carpet beetle (resembles A. lepidus), Jared Kunz, Utah State University.

Type: Household pest

Situation: In home

County: Utah 

Fact Sheets:
University of California IPMColorado State University

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Warehouse Beetle (Dermestidae) 


Scientific Name
: Trogoderma variabile 
 
    

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

Type: Pantry pest

Situation: Found in packaged food

County: Utah, 

Fact Sheets:
Purdue UniversityUniversity of California IPMColorado State University

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Field Ant (Formicidae)


Scientific Name
: Formica sp.



Photo(s):
 Formica vinculans, April Nobile, Antweb.org.

Type: Nuisance

Situation: In yard

County: Salt Lake, Cache 

Fact Sheets:
University of Nebraska Lincoln; Iowa State University

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Lady Beetle (Coccinellidae)


Scientific Name
: Stethorus punctum 


    

Photo(s): Spider mite destroyer lady beetle, Jared Kunz, Utah State University.

Type: Beneficial, Spider Mite Destroyer

Situation: Found on apple tree with aphids

County: Davis 

Fact Sheets:
North Carolina State University Extension 

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Saskatoon Sawfly (Tenthredinidae)


Scientific Name
: Holocampa montanicola

        

Photo(s): Larvae sawfly inside of fruit; (Middle) Larvae sawfly, Jared Kunz, Utah State University; And adult pine sawfly which closely resembles the adult saskatoon sawfly, Gerald J. Lenhard, Louiana State Univ, Bugwood.org.

Type: Fruit pest

Situation: Serviceberry fruit

County: Cache 

Fact Sheets:
Manitoba Agriculture;  Utah State University IPM Advisory

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Pavement Ant (Formicidae)


Scientific Name
: Tetramorium caespitum

 

Photo(s):
 Pavement Ant, April Nobile, Antweb.org

Type: Nuisance

Situation: In home

County: Davis

Fact Sheets:
Utah State University (Utah Pests Newsletter); University of Nebraska Lincoln

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Dark Mealworm (Tenebrionidae)


Scientific Name
: Tenebrio obscurus 
 
      

Photo(s):
 Dark mealworm, Jared Kunz, Utah State University.

Type: Stored products pest

Situation: In home

County: Salt Lake 

Fact Sheets:
University of Arizona; Michigan State University

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Bat Bug (Cimicidae) 


Scientific Name
: Cimex pilosellus

    

Photo(s):
 Western Bat Bug, Frank Peairs, Colorado State University, Bugwood.org; Western Bat Bug, Susan Ellis, USDA APHIS PPQ, Bugwood.org.

Type: Biting/health/nuisance

Situation: In home

County: Utah 

Fact Sheets:
Colorado State University

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Black Pineleaf Scale (Diaspididae)


Scientific Name
: Nuculaspis claifornica

    

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

Type: Pine Pest 

Situation: On Austrian Pine 

County: Salt Lake 

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

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Figeater Beetle (Scarabaeidae) 


Scientific Name
: Cotinis mutabilis

    

Photo(s): Figeater beetle larvae, Ryan Davis, Utah State University; Adult figeater beetle, Wikipedia.com

Type: Beneficial (aids in decomposition); may damage ripe or overripe fruit. 

Situation: Found in soil

County: Utah, Cache 

Fact Sheets:
Wikipedia; University of California IPM

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Hecklemesh Weaver (Amaurobiidae) 


Scientific Name
: N/A

 
Photo(s): Immature hecklemesh weaver, Ryan Davis, Utah State University.

Type: Beneficial/predatory

Situation: In forest 

County: Rich

Fact Sheets:
University of California IPM; Colorado State University

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Argid Sawfly (Argidae) 


Scientific Name
: Arge humeralis

    

Photo(s):
  Argid sawfly larvae, Ryan Davis, Utah State University; Adult argid sawfly, Lacy L. Hyche, Auburn University, Bugwood.org.

Type: Ornamental pest 

Situation: On Sumac

County: Davis

Fact Sheets:
The Connecticut Agricultural Experiment Station; Plant and Pest Digital Library, Purdue University

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 Minute Pirate Bug (Anthocoridae)

Scientific Name: Orius tristicolor

    

Photo(s):  Minute pirate bug nymph, Ryan Davis, Utah State University; Adult minute pirate bug feeding on an aphid, Bradley Higbee, Paramount Farming, Bugwood.org.

Type: Beneficial

Situation: Bark of ash tree

County: Washington

Fact Sheets:
University of Missouri Extension

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 Leaf Beetle (Chrysomelidae)


Scientific Name
: Saxinis sp

Photo(s): Adult leaf beetle, Ryan Davis, Utah State University.

Type: Possible Tree pests

Situation: Found on aspen tree 

County: San Juan

Fact Sheets:
N/A; Wikipedia;

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 Flour Beetle (Tenebrionidae)


Scientific Name
Tribolium sp

    

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

Type: Stored grain and food pests (not typically considered hive pests)

Situation: Found in beehive

County: Cache

Fact Sheets:
University of Florida; Penn State;

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Thrips (Thysanoptera)


Scientific Name
: N/A
        

     

Photo(s)Immature thrips and thrips damage and fecal spots on cucumber.  Ryan Davis, Utah State University. 

Type: Vegetable pest

Situation: On cucumber

County: Utah

Fact Sheets:
Utah State University ExtensionUniversity of California IPM

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Aphids (Aphididae)


Scientific Name
: N/A



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

Type:  Plant fluid sucking pest 

Situation: On spirea shrub

County: Cache
 

Fact Sheets:
Utah State University Extension (Apple); Utah State University Extension (Alfalfa); Colorado State University Extension

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Ground Pearl (Margarodidae)


Scientific Name
: N/A

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

Type: Plant fluid sucking pest

Situation: On Virginia Creeper

County: Salt Lake

Fact Sheets:
University of Florida; Clemson University Extension

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 *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.