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Families of Coleoptera: beetles/weevils. Dr. Vera Krischik Department of Entomology University of Minnesota. Families of Coleoptera: beetles/weevils. Order Coleoptera -- Beetles Suborder Adephaga First abdominal sternite divided by hind coxae Superfamily Caraboidea

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families of coleoptera beetles weevils
Families of Coleoptera: beetles/weevils

Dr. Vera Krischik

Department of Entomology

University of Minnesota

slide2

Families of Coleoptera: beetles/weevils

Order Coleoptera -- Beetles

Suborder Adephaga

First abdominal sternite divided by hind coxae

Superfamily Caraboidea

Cicindelidae -- tiger beetles

Carabidae -- ground beetles

Dytiscidae -- predaceous diving beetles

Superfamily Gyrinoidea

Gyrinidae -- whirligig beetles

slide3

Families of Coleoptera: beetles/weevils

Suborder Polyphaga

First abdominal sternite entire, not divided by hind coxae

Superfamily Hydrophiloidea

Hydrophilidae -- water scavenger beetles

Superfamily Staphylinoidea

Silphidae -- carrion beetles

Staphylinidae -- rove beetles

slide4

Families of Coleoptera: beetles/weevils

Suborder Polyphaga

Superfamily Cantharoidea

Cantharidae -- soldier beetles

Lampyridae -- lightningbugs or fireflies

Superfamily Cleroidea

Cleridae -- checkered beetles 

Dermestidae--carpet beetles

Superfamily Elateroidea

Elateridae -- click beetles

Buprestidae -- metallic wood-boring beetles

slide5

Families of Coleoptera: beetles/weevils

Superfamily Cucujoidea

Coccinellidae -- ladybird beetles

Superfamily Meloidea

Meloidae -- blister beetles

Superfamily Tenebrionoidea

Tenebrionidae -- darkling beetles

Superfamily Bostrichoidea

Superfamily Scarabaeoidea

Passalidae -- bessbugs

Scarabaeidae -- scarab and dung beetles

slide6

Families of Coleoptera: beetles/weevils

Superfamily Cerambycoidea

Cerambycidae -- long-horned beetles

Superfamily Chrysomeloidea

Chrysomelidae – leaf and flea beetles/ rootworms

Superfamily Curculionoidea

Curculionidae -- weevils or snout beetles

Scolytidae -- bark and pine bark beetles

slide7

Families of Coleoptera: beetles/weevils

  • Suborder Adephaga
  • Cicindelidae -- tiger beetles
  • Near sand, larvae called doodle bugs
  • Predators
slide8

Families of Coleoptera: beetles/weevils

  • Suborder Adephaga
  • Carabidae -- ground beetles
  • Nocturnal; long lived adults
  • Predators
slide9

Families of Coleoptera: beetles/weevils

  • Suborder Adephaga
  • Dytiscidae -- predaceous diving beetles
  • Aquatic; diving
  • Predators
slide10

Families of Coleoptera: beetles/weevils

  • Suborder Adephaga
  • Gyrinidae -- whirligig beetles
  • Aquatic; on water surface
  • Predators
slide11

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Hydrophilidae -- water scavenger beetles
  • Aquatic; on water surface
  • Predators
slide12

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Silphidae -- carrion beetles
  • Carrion feeders; guard young; defend carcasses
  • Carry mites
slide13

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Staphylinidae -- rove beetles
  • Nocturnal
  • Predators
slide14

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Cantharidae -- soldier beetles
  • Adults on flowers/ predators; larvae predators in soil
slide15

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Lampyridae -- lightningbugs or fireflies
  • Adults predators; larvae predators in soil
slide16

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Cleridae -- checkered beetles
  • Predators under bark; feed on bark beetles
slide17

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Dermestidae -- carpet beetles
  • Adults feed on pollen, animal dander, wool, grain; larvae feed on animal dander, wool, grain
  • Scavengers
slide18

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Elateridae -- click beetles
  • Under bark, feed on fungus
slide19

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Buprestidae -- metallic wood-boring beetles/
  • flatheaded borers
  • Adults feed on leaves, bark; larvae in sapwood
slide20

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Cerambycidae -- long-horned beetles;
  • roundheaded borers
  • Larvae in heartwood
  • Adults feed on bark
slide21

Buprestidae -- metallic wood-boring beetles/

flatheaded borers

Cerambycidae -- longhorned beetles/

Roundheadedborers

slide24

Name/Common Hosts/Flight periods

METALLIC WOOD BORERS

Chrysobothrus femorata, Flatheaded apple-tree borer: Apple, maple, Populus, hardwood, June-Aug.

Agrilus anxius, Bronze birch borer:

Birch, June-July.

LONGHORNED BEETLES

Plectodera scalator, Cottonwood borer:

Populus, willow, July-Aug.

Megacyllene ribiniae, Locust borer:

Black locust, Aug.-Sept.

Saperda calcarata, Poplar borer:

Aspen, poplars, willow June-Aug.

Saperda candida, Roundheaded apple-tree borer:

Apple, July-Sept.

slide25

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Coccinellidae -- ladybird beetles
  • Predators
slide26

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Meloidae -- blister beetles
  • Pollen feeding; leaf feeding
slide27

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Tenebrionidae -- darkling beetles
  • Scavengers
slide28

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Passalidae -- bessbugs
  • Decaying wood, adults mate on logs/ don’t feed, can hiss
slide29

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Scarabaeidae -- scarab and dung beetles
  • Dung, pollen, leaf, or root feeding
slide30

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Chrysomelidae -- leaf and flea beetles/ rootworms
  • Adults and larvaeleaf feeding;specialists
slide31

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Curculionidae -- weevils or snout beetles
  • Phytophagous, acorns
slide32

Name/Common Hosts/Flight periodsWEEVILS

Cryptorhynchus lapathi, Poplar and willow borer:

Willow, poplar, July-Aug.

Pissodes strobi, White pine weevil:

Spruce,March-May

Clemson UniversityUSDA Cooperative Extension Slide Series www.forestryimages.org

White pine weevil larva

slide33

Families of Coleoptera: beetles/weevils

  • Suborder Polyphaga
  • Scolytidae -- bark and pine bark beetles
  • Adults and larvae feed on sapwood under bark