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Entomology > External Morphology Of Insects > Flashcards

External Morphology Of Insects Flashcards

1
Q

Study of insect structures (parts) and functions

A

Insect Morphology

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2
Q

How many body regions

A

3

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3
Q

Frontal region for visual and sensory purposes

A

Head

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4
Q

Middle region for locomotion or mobility

A

Thorax

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5
Q

3 sub-regions of thorax

A

Prothorax, mesothorax, metathorax

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6
Q

Where legs are found

A

Thorax

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7
Q

Where wings are found

A

Mesothorax and metathorax

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8
Q

Posterior region for internal or visceral organs

A

Abdomen

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9
Q

Where to find the external parts of genitalia

A

Tip of abdomen

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10
Q

Legs of caterpillar

A

Pseudolegs

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11
Q

Hearinhn orgam of short horned grasshoppers

A

Tympanum

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12
Q

Where is tympanum found in short horned grasshoppers

A

Each side of first abdominal segment

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13
Q

Where is tympanum of long horned grasshoppers

A

On each fore tibia

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14
Q

Upper lip

A

Labrum

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15
Q

Lower lip, with 2 palpi

A

Labium

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16
Q

Short antenna-like part

A

Palpi/palpus

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17
Q

Sensory lobe inside surface of labrum

A

Epipharynx

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18
Q

Tongue-like structure inside mouth of grasshoppers

A

Hypopharynx

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19
Q

Mouth type:

Mandibles are tooth-like, suited for solid food

A

Chewing

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20
Q

For liquid food

A

Elongated proboscis

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21
Q

Mouth type:

Mandibles and maxillae become needle-like stylets, for piercing plant epidermis, sucking liquid food, or animal blood

A

Piercing-sucking

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22
Q

Mouth-type:

Wet, sponge-like tip for liquid food, or liquefying solid food then absorbing resulting liquid

A

Sponging

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23
Q

Mouth type:

Elongated, and adapted for sucking nectar of flowers without piercing the epidermis

A

Siphoning

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24
Q

Moutj-type:

Only one mandible is functional, for scratching leaf surfaces, and exuding sap will be sucked

A

Rasping-sucking

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25
Q

Mouth type:

For lapping nectar and for cutting leaves etc.

A

Chewing-lapping

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26
Q

Mouthpart of thysanura

A

Chewing

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27
Q

Mouth of odonata

A

Chewing

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28
Q

Mouth of orthoptera

A

Chewing

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29
Q

Mouth of blattodea

A

Chewing

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30
Q

Mouth of isoptera

A

Chewing

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31
Q

Mouth of thysanoptera

A

Rasping-sucking

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32
Q

Mouth of hemiptera

A

Piercing-sucking

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33
Q

Mouth of lepidoptera

A

Chewing (larvae); siphoning

34
Q

Mouth of coleoptera

35
Q

Mouth of diptera

A

Piercing-sucking; sponging

36
Q

Mouth of hymenoptera

A

Chewing (ants) chewing-lapping (bees)

37
Q

Mouth of phthiraptera

A

Piercing-sucking

38
Q

Mouth of siphonaptera

A

Piercing-sucking

39
Q

Two types of eyes

A

Simple eyes, compound eyes

40
Q

Type of eyes used for detecting light from darkness

A

Simple eyes

41
Q

Two big eyes with many facets called ommatidia

A

Compound eyes

42
Q

Segments of antennae

A

Scape, pedicel, and the rest are flagellum

43
Q

Sensory structures ti detect environmental factors, or sometimes for defense

44
Q

Antenna type:

Thread-like

45
Q

Antenna type: clubbed

46
Q

Antenna type: with arista

47
Q

Elbowed antenna

A

Geniculate

48
Q

Saw-like antenna

49
Q

Hair-like antenna

50
Q

Hairy antenna

51
Q

2 insect orders with 2 wings

A

Diptera, strepsiptera

52
Q

4 orders with no wings

A

Protura, collembola, diplura, thysanura

53
Q

What are found in most wings

54
Q

Type of wings with no veins

55
Q

Wing type: uniformly thin, transparent or translucent, generally smooth, some with hairs or scales

A

Membranous

56
Q

Lepidoptera wings type

A

Membranous with scales

57
Q

Trichoptera wings type

A

Membranous with hairs

58
Q

Thick, hard, veinless wings, used for protection not for flying

A

Elytron/elytra

59
Q

Combined elytron and membranous

A

Hemelytron/hemelytra

60
Q

Type of forewings of beetles, weevils, earwigs

61
Q

Type of forewings of hemiptera

62
Q

Wings with margins that are very fine feather-like or hair-like strands

63
Q

Wings of thrips

64
Q

Fine, relatively short wings used for balancing during flight

A

Halter/halteres

65
Q

Modified hindwings of diptera

66
Q

Forewings of strepsiptera

67
Q

5 segments of legs

A

Coxa, trochanter, femur, tibia, tarsus

68
Q

Do maggots or larvae of diptera have legs

69
Q

Legs of caterpillars are called

A

Pseudolegs with crochet (hook-like structures) on their soles

70
Q

Legs of caterpillar-like larvae of sawflies (hymenoptera)

A

Pseudolegs, without crochets

71
Q

Legs for walking, most insects

A

Ambulatorial

72
Q

Legs for running

73
Q

Legs for jumping

A

Saltatorial

74
Q

Legs for swimming

A

Natatorial

75
Q

Legs for grasping, used by predatory insects?

76
Q

Legs for digging

77
Q

Legs for collecting pollen

A

Corbiculate

78
Q

Legs of cockroaches, ants

79
Q

Legs of aquatic bugs, naiads of dragonflies damselflies, plecoptera, etc.

A

Natatorial

80
Q

Legs of mantodea, and adult dragonflies, and other predatoey insects

81
Q

Forelegs of mole crickets, scarab beetles

82
Q

Hindlegs of bees

A

Corbiculate

Entomology (9 decks)

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