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23 Cards in this Set

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What's that Order?

Hymenoptera



Ants,bees,wasps

What's that Order?

Lepidoptera



Moths and Butterflies

What's that Order?

Coleoptera



Beetles!

What's that Order?

Hemiptera



True bugs, leaf hoppers, spittlebugs, aphids

What's that Order?

Diptera



Flies

What's that Order?

Orthoptera



Grasshoppers, katydids, crickets

Insect biodiversity

1 million described* species of insects!



Estimates up to 3-80 millions, extrapolation necessary.



Five major orders: Coleoptera (>350,000 beetle species,) Lepidoptera, Hymenoptera, Diptera, Hemiptera

How many? What about em?

Extrapolating problems when estimating insects

Regional differences


Temperate/Tropics


25 vs 2 ant species found in corn field of Tabasco, Mexico vs


Davis, CA


One tropical tree had more species than all the British isles


Taxonomic Richness


Beetles, for example, have more species than do dragonflies,


so extrapolation amongst Orders can be faulty


Host specificity


Extrapolation from specialist feeders can be too high, from


generalists too low

How be insects classified?

Class: Insecta


Order: ~30


Superfamily: (-oidea)


Family: (-idea)


Subfamily: (-inae)


Genus:


Species: (eg. Danaus plexippus L. (Monarch butterfly))


Basic Insect Body Plan

Head and eyes

Body Segments

Rear body segment

Mouthparts

Mouth/Head orientation

Leg Parts

Wing parts

Sucking Mouth

Piercing, sucking

Wings of different insects

Molting in Summation

Integument and Functions

Male genitals