Lecture 2

Question 1

Name and describethe 2 subclasses of Hexapoda.

Answer 1

• Apterygota - Wingless as adults
• Pterygota - Winged as adults

Question 2

Name the Order for a Grasshoppper.

Answer 2

Orthoptera

Question 3

What metamorphosis does the Order Orthoptera go through?

Answer 3

Paurometabolis

Question 4

Describe Ametabolous:

Answer 4

• wingless as adults
• No obvious difference except size from nymph to adult

Question 5

Describe Hemimetabolous:

Answer 5

• “incomplete” metamorphosis
• Nymphs are aquatic and have gills
• Very different from adults

Question 6

Describe Paurametabolous:

Answer 6

• “Gradual” metamorphosis
• Nymphs and adults live in same habitat
• Changes include size, body proportions, Oecelli, andother structures

Question 7

descrine Holometabolous:

Answer 7

• Complete Metamorphosis
• Egg - Larvae - Pupae - Adult
• Each stage has a different form
• Larvae and adults often in different habitats and have different purpose

Question 8

Describe the mouthparts of Orthoptera insects?

Answer 8

Chewing mouthparts

Question 9

What are some spot ID characteristics of Othoptera?

Answer 9

• Filiform antennae.
• Hind legs modified for jumping.
• Front wings thickened and parallel-sided (tegmina).

Question 10

define Tegmina:

Answer 10

Front wings are thickened and paralell sided

Question 11

Front wings are thickened and paralell sided….this is called ________.

Answer 11

Tegmina

Question 12

What order and suborder are True Bugs?

Answer 12

• Order - Hemiptera
• Suborder - Heteroptera

Question 13

Order Hemiptera go through what kind of metamorphosis?

Answer 13

Paurometabolous

Question 14

What are the spot ID characteristics of Heteroptera?

Answer 14

• Mouthparts form tubular proboscis at front of head.
• Front wings cross over to form “X” pattern on back.
• Triangular scutellum in center of back.
• Front wings leathery at base and membranous toward apex – called hemelytra

Question 15

What mouthparts do Hemiptera have?

Answer 15

Sucking

Question 17

What order and suborder are cicadas, aphids, hoppers and scales?

Answer 17

Order Hemiptera

Suborder Homoptera

Question 18

What are the spot ID characterisitcs of the suborder Homoptera?

Answer 18

• Wedge-shaped head.
• Short proboscis emerges near back of head.
• Front wings uniform in texture – all leathery or all membranous.

Question 19

Suborder Homoptera have what kind of mouthparts?

Answer 19

Sucking

Question 20

How many wings do Male Scale have? How about Females?

Answer 20

1 pair of wings for males

no wings for females

Question 21

Suborder Homoptera go through what metamorphosis?

Answer 21

Paurometabolous

Question 22

Coleoptera have what kind of wings?

Answer 22

Elytera - Hardened forewings.

Question 23

Order Coleoptera go through what metamorphosis?

Answer 23

Holometabolous

Question 24

what mouthparts do Coeloptera have?

Answer 24

Chewing

Question 26

Define Elytera

Answer 26

Hardened Forewings

Question 27

name the site ID characteristics of Coleoptera:

Answer 27

Elytra (hardened front wings) meet in a straight line down the center of the back.

Question 28

What insects are in the order Lepidoptera?

Answer 28

Moths, Butterflies

Question 29

What type of insects are in the Order Coleoptera?

Answer 29

Beetles

Question 30

What insects are in the order Diptera?

Answer 30

Flies

Question 31

What insects are in the Suborder Heteroptera?

Answer 31

True Bugs

Question 32

What insects are in the suborder homoptera?

Answer 32

Cicadas, Hoppers, Psyllids, Whiteflies, Aphids, and Scales

Question 33

Lepidoptera have "\_\_\_\_\_\_" wings.

Answer 33

scale. They have veination in the wings.

Question 34

Lepidoptera Adult Mouthparts: \_\_\_\_\_\_ Larvae Mouthparts: \_\_\_\_\_\_\_\_

Answer 34

Adults have Siphoning Larvae have Chewing

Question 35

Flies are in what Order?

Answer 35

Diptera

Question 36

Diptera: spot ID characteristics....

Answer 36

* Only one pair of membranous wings present. * Hind wings modified as halteres.

Question 37

define haltere:

Answer 37

Small, rigid wings...not used for flying.

Question 38

Diptera go through ______ metamorphosis.

Answer 38

Holometabolous

Question 39

Hymenoptera....what insects?

Answer 39

Bees, Wasps, Ants

Question 40

Spot ID characteristics for Hymenoptera:

Answer 40

* Thin waist present in ants, bees, and wasps. * Hamuli (tiny hooks on hind wing) hold front and hind wings together.

Question 41

what kind of wings do Hymenoptera have? What makes them special?

Answer 41

Membranous wings with hooks to hook them together.

Question 42

Cicadas, aphids, hoppers and scales are in what class and subclass?

Answer 42

Hemiptera subclass: homoptera