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Iowa State Entomology Image Gallery
Ants, Bees and Wasps
Sphecid Wasps
Thread-waisted Wasps
Beetles
Bean Leaf Beetle
Bean leaf beetles on early-emerging soybean
Bean leaf beetle
Bean Leaf Beetle
Bean Leaf Beetle Feeding
Bean Leaf Beetle (red phase)
Bean leaf beetle without spots
Bean leaf beetle (yellow phase)
Bean leaf beetle (yellow phase)
Counting Bean Leaf Beetle
Sampling bean leaf beetles
Blister Beetle
Black blister beetle
Margined blister beetle
Click Beetle
Wireworms: pests of corn seed
Click Beetle
Wireworm damage to corn seed
Wireworm (hard-bodied species)
Wireworm (soft-bodied species)
Colorado Potato Beetle
Colorado Potato Beetle feeding
Corn Rootworm Beetle
Corn rootworm larva
Corn rootworms can injure corn roots
Female Western Corn Rootworm beetle with eggs expressed
Heavy feeding injury caused by rootworm larvae
Northern corn rootworm
Northern corn rootworm adult
Ovipositor expressed from a Western Corn Rootworm
Western corn rootworm beetle
Flea Beetle
Corn Flea Beetles on Leaf
Flea beetle
Ladybird Beetles
Coccinella septempunctata
Coleomegilla maculata
Cycloneda munda
Hippodamia convergens
Hippodamia tredecimpunctata
Scarab Beetles and White Grubs
Annual and True White Grub
True White Grub
Japanese Beetle
Southern Corn Leaf Beetle
Southern Corn Leaf Beetle
Seedcorn Beetles
Seedcorn beetle
Slender seedcorn beetle
Weevils
Alfalfa weevil larvae
Alfalfa weevil larvae
Alfalfa weevil size
Alfalfa Weevil
Claycolored Billbug
Clover leaf weevil larva
Cloverleaf Weevil
Imported Longhorned Weevil
Southern Corn Billbug
Butterflies and Moths
Armyworm
Armyworm
Fall Armyworm
Yellowstriped Armyworm
Black Cutworm
Black cutworm
Black cutworm and dingy cutworm
Black cutworm (closeup)
Black cutworm moth (adult)
Black cutworm with damage
Close-up comparison of black and dingy cutworms
Leaf feeding from cutworm
Bronzed Cutworm
Bronzed cutworm
Cattail Caterpillar
Cattail Caterpillar
Corn Earworm
Corn earworm
Corn earworm
Corn Earworm
Corn Earworm (dark phase)
Heads of armyworm, fall armyworm, and corn earworm
Dingy Cutworm
Dingy cutworm
European Corn Borer
Adult European Corn Borers
Beauveria fungus
European corn borer shotholes
European corn borer larvae
European corn borer stalk tunneling
European corn borer larva
European corn borer larva on corn
European corn borer egg mass
European corn borer in ear shank
European corn borer tunneling
European corn borers hatching
Newly-hatched European Corn Borers (closeup)
Newly-hatched European Corn Borer larvae
Fall Armyworm
Fall armyworm
Fall Armyworm
Glassy Cutworm
Glassy cutworm
Green Cloverworm
Adult green cloverworm
Green cloverworm
Hop Vine Borer
Hop vine borer
Hop Vine Borer
Io Moth
Io Moth Caterpillar
Monarch
Monarch butterfly
Monarch caterpillar on milkweed
Sandhill Cutworm
Sandhill cutworm
Sod Webworm
Sod webworm
Southwestern Corn Borer
Southwest Corn Borer (winter)
Southwestern Corn Borer (summer)
Stalk Borer
Burning grass to kill stalk borer eggs
Older Stalk Borer
Stalk borer
Young Stalk Borer
Variegated Cutworm
Variegated cutworm feeding on corn
Variegated Cutworm
Western Bean Cutworm
Western Bean Cutworm
Wollybear Caterpillar
Woolly Bear
Centipedes
Centipedes
House Centipede
Cicadas and Leafhoppers
Aphids
Aphid mummy
Aphids and molted skins
Aphids on corn tassel
Cicadas
Periodical Cicada
Periodical Cicada (closeup)
Leafhoppers
Potato Leafhopper
Flies and Mosquitoes
Seed Corn Maggot Flies
Seedcorn maggot
Crane Flies
Crane fly larva
Mosquitoes
Aedes dorsalis
Aedes sollicitans
Aedes triseriatus
Aedes triseriatus (scales)
Aedes trivittatus
Aedes trivittatus
Aedes vexans abdomen
Aedes vexans (male)
Anopheles punctipennis
Anopheles punctipennis
Anopheles punctipennis wing
Coquillettidia perturbans
Coquillettidia perturbans
Coquillettidia perturbans (close)
Coquillettidia perturbans scutum
Culex pipiens
Culex pipiens (male)
Culex pipiens (male antennae)
Culiseta inornata
Culiseta inornata wing scales
Psorophora ciliata (leg)
Seed Corn Maggot Flies
Winter- or spring-applied manure
Grasshoppers and Crickets
Differential grasshopper
Grasshopper Damage to Corn
Grasshopper Density on Corn
Grasshopper injury of corn
Grasshopper nymph
Grasshoppers on Corn Ear
Grasshoppers on pretassel-stage corn
Red-legged grasshopper
Lice
Ventral view of Pediculus humanus
Two head lice with dime for size comparison
Lateral view of Pediculus humanus
Human head louse head close-up
Whole body view of Pediculus humanus
Dorsal and lateral views of Pediculus humanus
Dorsal and ventral views of Pediculus humanus
Pediculus humanus claw
Body Louse
Cattle Louse
Crab Louse or Pubic Louse
Hog Louse
Miscellaneous
Removing seed plate
Turning the seed meter
Burndown
Herbicide spray nozzles
Rotary hoe
Mites
Two-Spotted Spider Mite
Two-spotted spider mite
Plant Diseases and Damage
Alfalfa
Alfalfa crown rot
Alfalfa weevil damage
Alfalfa Weevil Damage
Aphanomyces
Common Leaf Spot
Downy Mildew
Heaved alfalfa plants
Hopperburn
Leptosphaerulina
Leaf Spot
Spring Blackstem
Winter-injured alfalfa
Winter-killed alfalfa
Barley
Ergot sclerotia and barley grain
Corn
Anthracnose
Armyworm Damage
Aspergillus
Billbug Damage
Black Cutworm Damage
Cladosporium Ear Rot
Common Rust
Corn Earworm Damage
Corn Rootworm Damage
Corn seedling infected by fungi
Crown Rot in Corn
Diplodia Ear Rot
European Corn Borer Damage
Eyespot
Fall Armyworm Damage
Flooding
Frost Damage
Fungicidal Efficacy
Fusarium Ear Rot
Geese Damage
Gibberella Ear Rot
Grasshopper Damage
Gray Leaf Spot
Hail Damage
Herbicide Injury
Holcus Spot
Hop Vine Borer
Nitrogen Deficiency
Nematode damage
Nigrospora Ear Rot
Northern Leaf Spot
Potassium Deficiency
Purple Corn
Replanting
Rhizoctonia
Seedling Diseases
Seedling Diseases
Slug Injury
Southern Rust
Stalk Borer Damage
Stalk Rot
Stewart's Disease
Stink Bug Damage
Striped Corn
UAN and Urea Burn
Uneven Corn
Western Bean Cutworm Damage
Western Corn Rootworm Beetle Damage
Oak Tatter
Oak tatter
Oats
Crown Rust
Yellow Dwarf Virus
Soybean
Bacterial Blight
Bean Leaf Beetle Damage
Bean Pod Mottle Virus
Black Cutworm Damage
Bean Pod Mottle Virus
Brown Spot
Brown Spot
Brown spot vs. bacterial blight
Brown Stem Rot
Cercospora Leaf Spot
Damping-Off
Downy Mildew
Frogeye Leaf Spot
Green Cloverworm Damage
Growth Regulator Injury
Herbicide Injury
Imported Longhorned Weevil Damage
Phomopsis
Prosulfuron (Exceed) Injury
Root Rot
Seed Rot
Seedling Blight
Soybean Cyst Nematode
Soybean Mosaic Virus
Soybeans with Phytophthora root rot
Soybeen seedling disease
Spider Mite Damage
Stem Canker
Stem Rot
Sudden Death Syndrome
Top Dieback
White Mold
Wheat
Barley Yellow Dwarf Virus
Leaf Rust
Molds
Powdery Mildew
Wheat Scab
Plants
Alfalfa
Healthy alfalfa taproot
Seedlings of fungus-resistant alfalfa
Splitting alfalfa taproot
Corn
Corn silking
Corn silking
Corn tasseling
Weeds
Field Pennycress
Waterhemp
Weed Control
Woolly Cupgrass
Practices
Riparian buffer systems
Riparian buffer
Slugs
Field slug
Springtails
Suborder Arthropleona
Family Entomobryidae
Family Hypogastruridae
Family Isotomidae
Suborder Symphypleona
Family Sminthuridae
Ticks
American Dog Tick (
Dermacentor variabilis
)
American Dog Tick
Deer Tick (
Ixodes scapularis
)
All four deer tick stages
Deer tick larva (closeup)
Dissection of a deer tick
Engorged deer tick nymph
Female deer tick
Female deer tick crawling
Female deer tick (with dime for size comparison)
Larval deer tick crawling
Larval deer tick (with dime for size comparison)
Male deer tick
Male deer tick crawling
Male deer tick (with dime for size comparison)
Nymphal deer tick (with dime for size comparison)
Lone Star Tick (
Amblyomma americanum
)
Lone Star Tick (larvae)
True Bugs
Stink Bugs
Stink bug
Iowa State University Entomology Department
. Last modified May 25, 2001 by
John VanDyk
.