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Animal Biology > Chapter 13: Phylum Arthropoda > Flashcards

Chapter 13: Phylum Arthropoda Flashcards

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1
Q

Characteristics of Arthropods

A

Triploblastic, bilateral symmetry, eucoelomates, segmented bodies, jointed appendages, exoskeleton(made of chitin), open circulatory system, largest phylum, every ecosystem

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2
Q

Subphylum Chelicerata Characteristics

A

Chelicerae, two body segments(tagmata), four pairs of walking legs, pedipalps, no antennae, every ecosystem

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3
Q

What do pedipalps do and what subphylum are they in?

A

Subphylum: Chelicerata

Specialized for locomotion, reproduction, chemosensory, etc.

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4
Q

What classes are in the subphylum Chelicerata?

A

Merostamata, Arachnida

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5
Q

Characteristics of Class Merostomata

Horseshoe crabs

A

Book gills, marine, elongated telson

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6
Q

Characteristics of Class Arachnida

Spiders, scorpions, mites, ticks

A

Chelicerae are fangs(spiders), no abdominal appendages, 8 eyes

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7
Q

What subphylums are in the phylum Arthropoda?

A

Chelicerata, Crustacea, Myriapoda, Hexapoda

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8
Q

What class is in the subphylum Crustacea?

A

Malacostraca

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9
Q

Characteristics of Subphylum Crustacea

A

Biramous appendages, two pairs of antennae, one pair of eyes, every ecosystem

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10
Q

Characteristics of Class Malacostraca

Lobsters, crabs, crayfish

A

Maxillae, Chelipeds

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11
Q

Characteristics of subphylum Myriapoda

A

Long bodied, many segments, many legs

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12
Q

What classes are in subphylum Myriapoda?

A

Diplopoda, chilopoda

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13
Q

Characteristics of Class Diplopoda

Millipedes

A

Poisonous, two pairs of legs per segment, domed/rounded body

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14
Q

Characteristics of Class Chilopoda

Centipedes

A

Venomous fangs/modified chelicerae, one pair of legs per segment, flattened body

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15
Q

Characteristics of Subphylum Hexapoda

A

Three pairs of legs, three body segments(tagmata)

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16
Q

What are the three segments of tagmata for hexapodas?

A

Head, thorax, abdomen

17
Q

What class is in subphylum Hexapoda?

A

Insecta

18
Q

Characteristics of Class Insecta

A

Wings, largest/most diverse group of animals, one pair of antennae, every ecosystem

19
Q

What are the orders of Class insecta?

A

Coleoptera, Diptera, Hymenoptera, Lepidoptera, Orthoptera

20
Q

Characteristics of Order Coleoptera

Beetles

A

Elytra, largest order of animals

21
Q

Characteristics of Order Diptera

Flies

A

One pair of wings, halteres

22
Q

What keeps a flies balance?

A

Halteres

23
Q

Characteristics of Order Hymenoptera

Bees, wasps, ants, hornets

A

Narrowed abdomen, social insects

24
Q

Characteristics of Order Lepidoptera

Butterflies and Moths

A

Scaled wings, probiscis

25
Q

What is a proboscis?

A

Straw like structure used to suck up nectar

26
Q

Characteristics of Order Orthoptera

Grasshoppers and Crickets

A

Modified hind legs for jumping

Animal Biology (1 decks)

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