Utah Plant Pest Diagnostic Lab
Arthropod Samples in August 2013
Cynipid Gall Wasp
Scientific Name: N/A
Photo(s): Ryan Davis USU
Type: Plant pest
Host: found on oak tree
County: Wasatch
Fact Sheets: Forestry Images
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; Ryan Davis, Utah State University
Type: Plant Pest
Situation: In building entry way
County: Salt Lake
Fact Sheets: Penn State University; Colorado State University
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
Grass Spider (Agelenidae)
Scientific Name: N/A
Photo(s): Samuel Abbott, Utah State University
Type: Non-medical, Beneficial
Situation: Found in home
County: Cache
Fact Sheets: University of Kentucky; Penn State; bugguide images
Flea Beetle (Chrysomelidae)
Scientific Name: Altica sp.
Photo(s): Western Black Flea Beetle, Whitney Cranshaw, Colorado State University, Bugwood.org; Johnny Dell, insectimages.org.
Type: Landscape plant pest
Situation: On side of home
County: Beaver
Fact Sheets: Colorado State University; ATTRA(organic); University of Minnesota
Pyralid Cone Moth (Pyralidae)
Scientific Name: Dioryctria sp.
Photo(s): Seth M. Drury, Utah State University; Larry R. Barber, USDA Forest Service, Bugwood.org.
Type: Plant pest
Situation: Found infesting austrian pine cones
County: Utah
Fact Sheets: Penn State
Drywood Termite (kalotermitidae)
Scientific Name: N/A
Photo(s): Mohammed El Damir, Pest Management, Bugwood.org
Type: Structural pest.
Situation: In House
County: Washigton
Fact Sheets: Utah State University, Lyme Disease Tick Survey; UCIPM Drywood Termites
Stink Bug (Pentatomidae)
Scientific Name: Holcostethus sp.
Photo(s): Adult Holcostethus sp, Jared Kunz, Utah State University.
Type: Plant pest
Situation: In garden
County: Carbon
Fact Sheets: Utah State University Newsletter; Utah State University; University of California IPM
Long-horned Beetle (Cerambycidae)
Scientific Name: Prionus sp.
Photo(s): Donald Owen, California Dept. of Forestry and Fire Protection, Bugwood.org; Steven Valley, Oregon Dept. of Agriculture, Bugwood.org; Jerry Payne, USDA Agricultural Research Service, Bugwood.org.
Type: Root-boring pest
Situation: In home
County: Lincoln (NV)
Fact Sheets: Utah State University Extension; Oklahoma State Universtiy
Root Weevil: (Curculionidae)
Scientific Name: Otiorhynchus spp.
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
Hobo Spider (Agelenidae)
Scientific Name: Tegenaria agrestis
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
Wolf Spider (Lyxosidae)
Scientific Name: N/A
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
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 Extension; Images
Yellowjacket (Vespidae)
Scientific Name: Vespula pensylvanica
Photo(s): (2 images) Whitney Cranshaw, Colorado State University, Bugwood.org; Jim Baker, North Carolina State University, Bugwood.org - Yellowjacket (left) and Bald-faced hornet (right)
Type: Beneficial, stinging pest
Situation: People stung at bus stop
County: Sevier
Fact Sheets: Utah State University Extension; Univeristy of California IPM; West virginia University Extension
Carpet Beetle (Dermestidae)
Scientific Name: Anthrenus sp.
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
Rose Stem Girdler (Buprestidae)
Scientific Name: Agrilus cuprescens
Photo(s): Whitney Cranshaw, Colorado State University; James W.Armine Jr, West Virginia University, Bugwood.org.
Type: Plant pest
Situation: Found on a raspberry
County: Cache
Fact Sheets: Utah State University News
Cobweb Spider (Theridiidae)
Scientific Name: Blissus sp.
Photo(s): Univ. of Wisconsin Dept. of Ent. Bugwood.org, Colorado State Univ. Whitney Cranshaw.
Type: Predator Beneficial
Situation: In Home
County: Salt Lake
Fact Sheets: Fact Sheet Univ. CA Davis; Fact Sheet Virginia Tech; Images Univ. CA Irvine; Images Bugguide; Fact Sheet Penn State Univ.
Fungus Gnat (Sciaridae)
Scientific Name: N/A
Photo(s): David Cappaert, Michigan State University, Bugwood.org
Type: Feed on fungi and decomposing organic matter
Situation: Found in greenhouse
County: Summit
Fact Sheets: Utah State University Extension; Utah State University Entomology; Colorado State University Extension
Two-spotted Spider Mite (Tetranychidae)
Scientific Name: Tetranychis urticae
Photo(s): Eugene E. Nelson, Bugwood.org
Type: Plant pest
Situation: Found on eggplant
County: Cache
Fact Sheets: Utah State University
Crevice Weaving Spider (Filistatidae)
Scientific Name: Kukulcania sp
Photo(s): Edward Manigault, Clemson University Donated Collection, Bugwood.org; Sturgis McKeever, Georgia Southern University, Bugwood.org
Type: Beneficial
Situation: In home
County: Lincoln (NV)
Fact Sheets: University of Florida
Hunting Billbug: (Curculionidae)
Scientific Name: Sphenophorus venatus
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