Lesson: Insect Lesson: Insect ClassificationClassification

What is Scientific Classification?What is Scientific Classification?

Scientific Classification is a system Scientific Classification is a system used to classify all living things used to classify all living things through a breakdown starting with through a breakdown starting with the largest grouping called a the largest grouping called a Kingdom and continuing down to the Kingdom and continuing down to the smallest grouping called Individual.smallest grouping called Individual.

Why is Scientific Classification used in the Why is Scientific Classification used in the identification of insects?identification of insects?

Insects can be placed into groupings Insects can be placed into groupings based upon their physical characteristics. based upon their physical characteristics. Insects with similar characteristics, Insects with similar characteristics, number of wings, mouthparts, etc. are number of wings, mouthparts, etc. are placed in a group with other insects that placed in a group with other insects that possess the same characteristics.possess the same characteristics.

Identification of insect orders aids in Identification of insect orders aids in prevention and management plans. prevention and management plans.

Scientific ClassificationScientific Classification

KingdomKingdom PhylumPhylum

ClassClass Order Order FamilyFamily GenusGenus

SpeciesSpecies

Where do Insects fit?Where do Insects fit?

Insects belong in the Kindgom Insects belong in the Kindgom Animalia, Phylum Arthropoda. The Animalia, Phylum Arthropoda. The Phylum Arthropoda is characterized Phylum Arthropoda is characterized by having segmented bodies and by having segmented bodies and jointed appendages.jointed appendages.

• 5 Classes of Arthropods5 Classes of Arthropods

Class #1-Class #1- Hexapoda: Insects, Hexapoda: Insects, six, jointed appendagessix, jointed appendages

Class #2-Class #2- Chilopoda- Chilopoda- Centipedes, one pair of legs Centipedes, one pair of legs per body segment, multiple per body segment, multiple body segmentsbody segments

Class #3-Class #3- Diplapoda- Diplapoda- Millipedes, two pairs of legs Millipedes, two pairs of legs per body segment, multiple per body segment, multiple body segmentsbody segments

Class #4-Class #4- Crustacea- Crustacea- Crayfish, five pairs of jointed Crayfish, five pairs of jointed appendagesappendages

Class #5-Class #5- Arachnida- Spiders, Arachnida- Spiders, four pairs of jointed four pairs of jointed appendagesappendages

• There are 31 different orders of insects in the There are 31 different orders of insects in the class Hexapoda, sixteen of which are considered class Hexapoda, sixteen of which are considered

of economic importance to agriculturists.of economic importance to agriculturists.

The sixteen orders are:The sixteen orders are:

OrthopteraOrthoptera HemipteraHemiptera HomopteraHomoptera ColeopteraColeoptera LepidopteraLepidoptera DipteraDiptera HymenopteraHymenoptera Odonata Odonata

trevor was trevor was herehere

• NeuropteraNeuroptera• ThysanuraThysanura• IsopteraIsoptera• SiphonapteraSiphonaptera• PhthirapteraPhthiraptera• ThysanopteraThysanoptera• DermapteraDermaptera• BlattodeaBlattodea

OrthopteraOrthopteraIncludes:Includes:

Indian House CricketsIndian House Crickets

Field CricketField Cricket Short-horned Grasshoppers Short-horned Grasshoppers Katydid (Long-horned Grasshoppers)Katydid (Long-horned Grasshoppers)

Mouthparts:Mouthparts:

ChewingChewing

MetamorphosisMetamorphosis::

Incomplete MetamorphosisIncomplete Metamorphosis

Damage: Damage: Chewing leaves, Crop grains, Chewing leaves, Crop grains,

Fun FactsFun Facts: :

Many produce sound through stridulating. Many produce sound through stridulating.

Over 20,000 species worldwide. Over 20,000 species worldwide.

Hemiptera – True BugsHemiptera – True BugsIncludes:Includes: Assassin bugsKissing bugsLeaf-footed bugLygus bug Stink bug Minute pirate bug Big-eyed bug Damsel bug Mouthparts:Mouthparts:

Piercing-SuckingPiercing-Sucking

MetamorphosisMetamorphosis::

Incomplete MetamorphosisIncomplete Metamorphosis

Fun FactsFun Facts: :

All of the true “bugs” are in this order. All of the true “bugs” are in this order.

Most have a common v shape on their shield. Most have a common v shape on their shield.

HomopteraHomoptera

Includes:Includes: Cicadas Aphids Armored scales Cottony cushion scaleCochineal scale Leafhoppers TreehoppersWhiteflies

Mouthparts:Mouthparts:SuckingSucking

MetamorphosisMetamorphosis::Generally incomplete Generally incomplete

Fun FactsFun Facts: : Cochineal scales are used in Cochineal scales are used in makeup products for the red makeup products for the red color.color.

ColeopteColeopteraraIncludes:Includes: Beetles and Weevils Beetles and Weevils

Blister beetleBoll weevil Collops beetleDarkling beetle (Pinacate or Eleodes beetle)Dermestid beetle Dung beetleFig beetleFlea beetleLady beetle (Ladybird beetle/ Ladybug) Long-horned beetle (round-headed wood borer) Palo Verde root borerMetallic wood borer (flat-headed borer) White grub (Scarab beetle larva)10 Striped June beetle

Mouthparts:Mouthparts:Chewing, Weevil- Piercing SuckingChewing, Weevil- Piercing Sucking

MetamorphosisMetamorphosis::Complete MetamophosisComplete Metamophosis

Fun Facts:Fun Facts: Coleoptera means sheath wing.Coleoptera means sheath wing.

LepidopteraLepidopteraIncludes:Includes: Butterflies and Moths Butterflies and Moths

BagwormBagworm• Two-tailed SwallowtailTwo-tailed Swallowtail• Budworm/BollwormBudworm/Bollworm• Pink BollwormPink Bollworm• Grape-leaf SkeletonizerGrape-leaf Skeletonizer• Salt Marsh CaterpillarSalt Marsh Caterpillar• Tomato HornwormTomato Hornworm• Sphinx MothSphinx Moth• MonarchMonarch• Checkered skipperCheckered skipperMouthparts:Mouthparts: Chewing – Caterpillars, Chewing – Caterpillars,

Siphoning – adult. Siphoning – adult. MetamorphosisMetamorphosis::

Complete MetamorphosisComplete MetamorphosisFun Facts:Fun Facts: The largest butterfly is the The largest butterfly is the

Birdwings that have 11in wingspans.Birdwings that have 11in wingspans.

DipteraDipteraIncludes: Includes: Flies, Midges, Flies, Midges,

MosquitoMosquitoHouse fly Crane fly Syrphid or hover fly Bee flyTachinid flyBot flyDeer flyMosquitoGall Midge

Mouthparts:Mouthparts:Sponging, Piercing sucking- Sponging, Piercing sucking- MosquitoMosquito

MetamorphosisMetamorphosis::Complete MetamophosisComplete Metamophosis

Facts:Facts: Are common vectors of Are common vectors of disease. disease.

HymenopteraHymenopteraIncludes:Includes: Bees, Wasps, Ants Bees, Wasps, Ants

Horntail waspSawflyGall waspsHoney beeLeaf-cutter beeCarpenter beeBumble beeHarvester antLeaf-cutter ant Fire antVelvet Ant (mutillid)Paper wasp Ichneumon wasp Thread-waisted wasp Tarantula hawk (spider wasp)

Mouthparts:Mouthparts:Chewing-Lapping Chewing-Lapping

MetamorphosisMetamorphosis::Complete MetamophosisComplete Metamophosis

Facts:Facts: Contain all the social Contain all the social insects except termites. insects except termites.

Odonata Odonata

Includes:Includes: Dragonfly, Dragonfly, DamselflyDamselfly

Mouthparts:Mouthparts:Chewing-Lapping Chewing-Lapping

MetamorphosisMetamorphosis::Complete Complete MetamorphosisMetamorphosis

Facts:Facts: Live in the water the first Live in the water the first

year of their lives. year of their lives. After leaving the water After leaving the water

they only live a month. they only live a month. Have been around 300 Have been around 300

million years. million years.

NeuropteraNeuroptera

Includes:Includes: Green LacewingGreen LacewingAntlion

Mouthparts:Mouthparts:

MetamorphosisMetamorphosis::Complete MetamorphosisComplete Metamorphosis

Facts:Facts: Both are beneficial insects. Both are beneficial insects. Antlions creat a sand pit to Antlions creat a sand pit to

capture unsuspecting prey.capture unsuspecting prey.

Includes:Includes: SilverfishSilverfishFirebratFirebratSpringtailSpringtail

Mouthparts: Mouthparts: ChewingChewing

MetamorphosisMetamorphosis::Incomplete MetamorphosisIncomplete Metamorphosis

Facts:Facts: Like to lay their eggs in books and wall paper Like to lay their eggs in books and wall paper

because of the paper and glue. because of the paper and glue. Live 3-5 yearsLive 3-5 yearsMost primitive of all insects. Most primitive of all insects. ThysanuraThysanura

IsopteraIsoptera

Includes:Includes:

Dry-wood termite

• Subterranean termite

Mouthparts: Mouthparts: Chewing MouthpartsChewing Mouthparts

MetamorphosisMetamorphosis::Incomplete MetamorphosisIncomplete Metamorphosis

Facts:Facts: Live for 15 years.Live for 15 years.Lay 1 egg every 15 secondsLay 1 egg every 15 secondsEat wood. Can destroy a house in 2-3 years. Eat wood. Can destroy a house in 2-3 years. Found in every US state except Alaska. Found in every US state except Alaska. Recycle wood in the soil. Recycle wood in the soil. •

SiphonapteraSiphonaptera

Includes:Includes: Cat and dog flea

Mouthparts:Mouthparts:Piercing SuckingPiercing Sucking

MetamorphosisMetamorphosis::Complete MetamorphosisComplete Metamorphosis

Facts:Facts: Fleas can live 100 days without Fleas can live 100 days without

feeding. feeding. Can jump 100 times their own length. Can jump 100 times their own length. Been around more than 100 million Been around more than 100 million

years. years. Females can consume more than 15 Females can consume more than 15

times their body weight daily. times their body weight daily.

• Phthiraptera Phthiraptera Formally Anoplura and MallophagaFormally Anoplura and Mallophaga

Includes:Includes: Lice Lice◦ Chewing Louse Chewing Louse ◦ Sucking Louse

Mouthparts:Mouthparts: Chewing and Piercing-SuckingChewing and Piercing-Sucking MetamorphosisMetamorphosis:: Incomplete MetamorphosisIncomplete Metamorphosis Facts:Facts: Sucking lice feed continuously on bloodSucking lice feed continuously on blood Chewing lice feed on hair and feathers of animals and Chewing lice feed on hair and feathers of animals and

humans. humans. Wingless. Do not fly or jumpWingless. Do not fly or jump

BlattodeaBlattodea

Includes:Includes: Cockroaches Cockroaches American CockroachAmerican Cockroach Brown-banded cockroachBrown-banded cockroach Desert CockroachDesert Cockroach Turkish CockroachTurkish Cockroach German CockroachGerman Cockroach

Mouthparts: Mouthparts: Chewing Mouthparts

MetamorphosisMetamorphosis:: Complete MetamorphosisComplete MetamorphosisFacts:Facts: Typically Live outsideTypically Live outside Walk inside. DO NOT live in the water pipes. Walk inside. DO NOT live in the water pipes.

• Dermaptera Dermaptera

Includes:Includes: Earwigs Earwigs Earwig Mouthparts: Mouthparts: Chewing Mouthparts MetamorphosisMetamorphosis:: Incomplete MetamorphosisIncomplete Metamorphosis Facts:Facts: Like humid, dark areas. Like humid, dark areas. Release a foul smelling liquid up to 4in away. Release a foul smelling liquid up to 4in away. Oldest known fossil dates back to Jurassic period. Oldest known fossil dates back to Jurassic period.

• ThysanopteraThysanoptera

Includes:Includes: Thrip Thrip Thrip Mouthparts: Mouthparts: Rasping-Sucking Mouthparts MetamorphosisMetamorphosis:: Complete MetamorphosisComplete Metamorphosis Facts:Facts: Common Pests on flowers, citrus and onions.

Multiples of this pest are still called Thrip.

Ticket OutTicket Out

list 1 insect orderlist 1 insect order 2-5 insects in that order2-5 insects in that order mouthparts in that ordermouthparts in that order lifecycles in that order lifecycles in that order