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Caren R. Tumambing

Crpt1 Entomology

Insect Orders

Order Etymology DistinguishingCharacteristics

Example/s

Blattodea Blatta - cockroach Flattened body, headconcealed by pronotum;walking or running legs

Cockroaches

Coleoptera Coleosheath-pterawing*refers to hardened

front wings that form aprotective cover

Elytra are hard and shield-like, meeting in a straightmidline

Beetles

Weevils

Collembola coll = glue -embol =peg*refers to thecollophore andadhesive organ

tiny, wingless insectsjump by means of a forkedtail-like appendage

Springtails

Dermaptera Dermskin-pterawing*refers to skin orleather-like front wings

Forceps-like cerci shortwings at the tip of theabdomen

Earwigs

Diptera Ditwo-pterawing

*refers to having onepair of wings

Second pair of wingsreduced in size

Houseflies

Mosquitoes

Ephemeroptera ephemero = but aday -ptera = wing*refers to fact mostadults live only a dayor short time

two pairs (rarely just onepair) of triangular shapedwings with many veins

mayfly

Embioptera Embioslively-pterawings*These insects are not

small (4-15 mm long)pale-coloredlong, cylindrical body with

webspinners

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particularly speedy oragile flyers, so thedescription remains amystery. Someauthorities havesuggested it refers to

some malewebspinners, which

flutter their wings.

athorax about a long astheabdomensome males have long andnarrow, smoky-colored,membranous wings; other

males are winglessall females are winglesstwo shortcerci,which aredissimilar in size andshape in some males

Hemiptera Hemihalf-pterawing*refers to front wingwhich is half leatheryand half membranous

Beak attached near frontof head, hemelytra frontwingsfour wings folded flatvisible triangle at thecenter of the back that thewing bases do not cover

called thescutellum

giant water bugtarnished plant bugchinch bug.

Homoptera Homowhole-pterawing*refers to membranouswhole-winged insects

wingless parasites that liveon most birds andmammalswings are held roof-likeover the body and areusually membranous

Cicadascrape myrtleaphidseuonymus scalesilverleaf whitefly

Hymenoptera Hymenmembrane-pterawing*refers to mostlymembranous wingswith few veins

Membranous wings, frontpair larger than rear; somewith ovipositor modifiedinto a sting

Bees

Ants

Isoptera Isoequal-pterawing*refers to wings whichare all equal in sizeand shape

Bead-like antennae; twopairs of similar wings

Termites

Lepidoptera Lepidoscale-pterawing*refers to many scalescovering the wings

Wings covered with scales Butterflies

Moths

http://www.knowyourinsects.org/glossary.html#Thoraxhttp://www.knowyourinsects.org/glossary.html#Abdomenhttp://www.knowyourinsects.org/glossary.html#Membranoushttp://www.knowyourinsects.org/glossary.html#Cercihttps://insects.tamu.edu/fieldguide/glossary.htm#shttps://insects.tamu.edu/fieldguide/aimg39.htmlhttps://insects.tamu.edu/fieldguide/aimg47.htmlhttps://insects.tamu.edu/fieldguide/aimg47.htmlhttps://insects.tamu.edu/fieldguide/aimg55.htmlhttps://insects.tamu.edu/fieldguide/aimg82.htmlhttps://insects.tamu.edu/fieldguide/aimg108.htmlhttps://insects.tamu.edu/fieldguide/aimg108.htmlhttps://insects.tamu.edu/fieldguide/bimg115.htmlhttps://insects.tamu.edu/fieldguide/aimg97.htmlhttps://insects.tamu.edu/fieldguide/aimg97.htmlhttps://insects.tamu.edu/fieldguide/bimg115.htmlhttps://insects.tamu.edu/fieldguide/aimg108.htmlhttps://insects.tamu.edu/fieldguide/aimg108.htmlhttps://insects.tamu.edu/fieldguide/aimg82.htmlhttps://insects.tamu.edu/fieldguide/aimg55.htmlhttps://insects.tamu.edu/fieldguide/aimg47.htmlhttps://insects.tamu.edu/fieldguide/aimg39.htmlhttps://insects.tamu.edu/fieldguide/glossary.htm#shttp://www.knowyourinsects.org/glossary.html#Cercihttp://www.knowyourinsects.org/glossary.html#Membranoushttp://www.knowyourinsects.org/glossary.html#Abdomenhttp://www.knowyourinsects.org/glossary.html#Thorax

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surface

Mantodea (Gr) Mantodeasoothsayer of a kindof grasshopper

Raptorial or grasping frontlegs

Preying mantis

Mecoptera meco = long

-ptera = wing

small to medium-sized

insects with four long,narrow wings and longantennaechewing mouthpartsis two or three times aslong as the head is wide

scorpionfly

Microcoryphia micro = small-coryphia = head

Small headed insects jumping bristletails

Neuroptera Neuronerve-pterawing*refers to the networkof numerous veins in

the wings

Membranous wings withnumerous veins

Antlions

Lacewings

Odonata Odontooth*refers to the toothedmandibles

Long slender abdomen;large faceted compoundeyes occupy most of thehead; 4 elongate wings

Dragonflies

Damselflies

Orthoptera Orthostraight-pterawing*refers to the long,straight front wings

Front wings parchment-like; long antennae;jumping hindlegs ordigging forelegs; manywith well-developed cerciand ovipositor

Grasshoppers

Crickets

Phasmatodea (Gr)phasm-

phantom*refers to crypticappearance andbehavior of insects

Elongate twig or stick-like

body

Walking sticks

Leaf insects

Phthiraptera

a. Mallophaga Chewing lice(Gr) malloslock ofwool

wingless parasites that liveon most birds andmammals; small, flat,wingless, parasitic insectswith mouth parts formedfor chewing;legs and

Lice

Chicken head louse(Cuclotogasterheterographus(Nitzsh))

https://insects.tamu.edu/fieldguide/bimg212.htmlhttps://insects.tamu.edu/fieldguide/bimg212.html

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b. Anopluraphagoseat

Sucking lice

anoplosunarmedouratail

antennae are short

small, flat, wingless,parasitic insects withmouthparts formed for

piercing and suckingLegs and antennae areshort

Hog louse(Haematopinussuis(

Linnaeus))

Plecoptera pleco = folded orplaited -ptera =wing*refers to the pleatedor folded hind wings

two pairs of wings whichare held together flat andextend beyond theabdomenhind wings are muchlarger than the front andare folded fan-like underthe front wing

stonefly

Psocoptera psoc =rub small ptera =wings*refers to the gnawinghabits of these insects

tiny insects that haveeither four wings or noneat allWings are held tent-likeover the back of the bodygenerally have longantennae and soft bodies

BarkliceBooklicePsocids

Siphonaptera siphon = tube -aptera = wing*refers to the beak-likesucking mouth parts &no wings

small, wingless insectswith the body flattenedlaterally (from side to side)spines on the body point tothe rear of the insect

cat flea

Thysanoptera Thysanfringe-pterawing*refers to the fringe-likewings

Minute,slender body;wingless or winged with 4bristle-like wings

Thrips

Thysanura thysan =bristle orfringe -ura = tail*refers to the bristle-like tail appendages

run rapidly and hide incracks and creviceswingless insects withflattened elongate bodies,long antennae and usuallywith three, long, tail like

silverfish,firebrats,bristletails

https://insects.tamu.edu/fieldguide/bimg213.htmlhttps://insects.tamu.edu/fieldguide/aimg2.htmlhttps://insects.tamu.edu/fieldguide/aimg2.htmlhttps://insects.tamu.edu/fieldguide/bimg213.html

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appendages

Trichoptera tricho = hair-ptera = wing*refers to the manyhairs which cover the

wings surface

soft-bodied insects withtwo pairs of wings clothedwith silky hairsAdults have long

antennae, hairy wings(folded tent-like over theirbody) and resemble small,dull-colored moths

caddisfly

https://insects.tamu.edu/fieldguide/cimg245.htmlhttps://insects.tamu.edu/fieldguide/cimg245.html