Entomology Quiz Over Orders

Front 1

2 pairs of long membranous wings,
held out from the body,
small bristle-like antennae,
large eyes that take up most of the head,
chewing mouthparts,
aquatic larvae

Back 1

Odonata (dragonflies and damselflies)

Front 2

2 pairs of large membranous wings held roof-like over body,
wings with many veins and closed cells,
antennae long,
larvae in sand

Back 2

Neuroptera (antlions, lacewings, mantispids, and owlflies)

Front 3

Wings highly variable; when present forewing is leathery,
hindleg enlarged for jumping,
antennae threadlike and variable in length,
chewing mouthparts

Back 3

Orthoptera (grasshoppers, crickets, katydids)

Front 4

Sucking mouthparts,
2 pairs of wings typically present (2 main wing forms- half wings:Hemiptera, all wings the same:Homoptera),
Most other features are variable so remember the BEAK.

Back 4

Hemiptera (true bugs, hoppers)

Front 5

2 pairs of wings, with forewings modified to form a protective covering (impt. to note that even if you can only see the forewings, there are 2 pairs of wings),
hindwing entirely membranous, usually folded and hidden under forewing,
chewing mouthparts,
other features variable

Back 5

Coleoptera (beetles)

Front 6

only 1 pair of wings,
halteres-little clublike structures that replace the hindwings,
other features variable

Back 6

Diptera (true flies)

Front 7

2 pairs of scales cover membranous wings,
forewing larger than hindwing,
antennae usually knobbed,
sucking mouthparts,
size extremely variable

Back 7

Lepidoptera (butterflies and moths)

Front 8

2 pairs of membranous wings (or wingless depending on life stage),
prominent abdomen (often constricted at the base - threadwaisted wasp),
antennae have 10 or more segments - longer than head but rarely longer than head and thorax combined,
modified ovipositor - used for defense (stinger).

Back 8

Hymenoptera (wasps, bees, ants)