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Turfgrass Insects > Lecture 2 > Flashcards

Lecture 2 Flashcards

1
Q

Name and describethe 2 subclasses of Hexapoda.

A
  • Apterygota - Wingless as adults
  • Pterygota - Winged as adults
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2
Q

Name the Order for a Grasshoppper.

A

Orthoptera

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3
Q

What metamorphosis does the Order Orthoptera go through?

A

Paurometabolis

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4
Q

Describe Ametabolous:

A
  • wingless as adults
  • No obvious difference except size from nymph to adult
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5
Q

Describe Hemimetabolous:

A
  • “incomplete” metamorphosis
  • Nymphs are aquatic and have gills
  • Very different from adults
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6
Q

Describe Paurametabolous:

A
  • “Gradual” metamorphosis
  • Nymphs and adults live in same habitat
  • Changes include size, body proportions, Oecelli, andother structures
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7
Q

descrine Holometabolous:

A
  • Complete Metamorphosis
  • Egg - Larvae - Pupae - Adult
  • Each stage has a different form
  • Larvae and adults often in different habitats and have different purpose
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8
Q

Describe the mouthparts of Orthoptera insects?

A

Chewing mouthparts

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9
Q

What are some spot ID characteristics of Othoptera?

A
  • Filiform antennae.
  • Hind legs modified for jumping.
  • Front wings thickened and parallel-sided (tegmina).
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10
Q

define Tegmina:

A

Front wings are thickened and paralell sided

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11
Q

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

A

Tegmina

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12
Q

What order and suborder are True Bugs?

A
  • Order - Hemiptera
  • Suborder - Heteroptera
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13
Q

Order Hemiptera go through what kind of metamorphosis?

A

Paurometabolous

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14
Q

What are the spot ID characteristics of Heteroptera?

A
  • 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
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15
Q

What mouthparts do Hemiptera have?

A

Sucking

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16
Q
A
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17
Q

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

A

Order Hemiptera

Suborder Homoptera

18
Q

What are the spot ID characterisitcs of the suborder Homoptera?

A
  • Wedge-shaped head.
  • Short proboscis emerges near back of head.
  • Front wings uniform in texture – all leathery or all membranous.
19
Q

Suborder Homoptera have what kind of mouthparts?

A

Sucking

20
Q

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

A

1 pair of wings for males

no wings for females

21
Q

Suborder Homoptera go through what metamorphosis?

A

Paurometabolous

22
Q

Coleoptera have what kind of wings?

A

Elytera - Hardened forewings.

23
Q

Order Coleoptera go through what metamorphosis?

A

Holometabolous

24
Q

what mouthparts do Coeloptera have?

A

Chewing

25
Q
A
26
Q

Define Elytera

A

Hardened Forewings

27
Q

name the site ID characteristics of Coleoptera:

A

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

28
Q

What insects are in the order Lepidoptera?

A

Moths, Butterflies

29
Q

What type of insects are in the Order Coleoptera?

A

Beetles

30
Q

What insects are in the order Diptera?

A

Flies

31
Q

What insects are in the Suborder Heteroptera?

A

True Bugs

32
Q

What insects are in the suborder homoptera?

A

Cicadas, Hoppers, Psyllids, Whiteflies,

Aphids, and Scales

33
Q

Lepidoptera have “______” wings.

A

scale.

They have veination in the wings.

34
Q

Lepidoptera

Adult Mouthparts: ______

Larvae Mouthparts: ________

A

Adults have Siphoning

Larvae have Chewing

35
Q

Flies are in what Order?

A

Diptera

36
Q

Diptera: spot ID characteristics….

A
  • Only one pair of membranous wings present.
  • Hind wings modified as halteres.
37
Q

define haltere:

A

Small, rigid wings…not used for flying.

38
Q

Diptera go through ______ metamorphosis.

A

Holometabolous

39
Q

Hymenoptera….what insects?

A

Bees, Wasps, Ants

40
Q

Spot ID characteristics for Hymenoptera:

A
  • Thin waist present in ants, bees, and wasps.
  • Hamuli (tiny hooks on hind wing) hold front and hind wings together.
41
Q

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

A

Membranous wings with hooks to hook them together.

42
Q

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

A

Hemiptera

subclass: homoptera

Turfgrass Insects (9 decks)

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