Phylum Arthropoda Flashcards

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1
Q

Phylum Arthropoda Eumetazoa?

A

Yes

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2
Q

Phylum Arthropoda Radiata or Bilateria?

A

Bilateria

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3
Q

Phylum Arthropoda Dueterstomia or Protostomia?

A

Protostomia

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4
Q

Phylum Arthropoda Acoelomate, Pseudocoelomate, or Coelomate?

A

Coelomate

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5
Q

Phylum Arthropoda Diploblastic or Triplobalastic?

A

Triploblastic

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6
Q

Phylum Arthropoda Vertebrate or Invertebrate?

A

Invertebrate

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7
Q

Arthropoda

A
  • crayfish, spiders, centipedes, millipedes and insects
  • Trachea – gills for respiration
  • Unique feature – segmented appendages – chitinous exoskeleton – flight
  • Exoskeleton protects, prevents water loss and serves as attachment place for muscles
  • Mostly terrestrial – some aquatic forms
  • Sexual reproduction (dioecious)
  • Exploit every feeding nitch
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8
Q

Subphylum Cheliceriformes

A
  • Class Merostomata (Horseshoe Crabs) & Class Arachnida (Spiders, Scorpions, Ticks and Mites)
  • Lack antennae – two body divisions – six pairs of appendages
  • Two body divisions -cephalothorax and abdomen – no antennae
  • First pair – chelicerae
  • Second pair – pedipalps
  • Four pair walking legs
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9
Q

Class Merostomata

A
  • Horseshoe Crab
  • Primitive ancient Chelicerates – marine
  • Two body divisions - Cepalothorax and abdomen
  • Horseshoe carapace, spike like telson, 8 walking legs
  • Book gills for respiration
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10
Q

Class Arachnida

A
  • Two Body Divisions – Abdomen and Cepalothorax – 8 walking legs (4 pair)
  • Terrestrial
  • Book lungs or trachea for gas exchange
  • Mouthparts that can inject poison
  • Secrete filaments fashioned into webs
  • Many parasitic species – ticks & mites
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11
Q

Subphylum Myriapoda

A

Class Chilopoda – Centipedes

  • One pair of legs per segment - trachea
  • Carnivores - one pair antennae - mandibles
  • First appendages – pair of poison claws
  • Carnivorous - terrestrial

Class –Diplopoda – Millipedes

  • Two pairs of legs per segment - trachea
  • Herbivores – chewing mouth parts - mandibles
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12
Q

Subphylum Hexapoda

A
  • six feet - Insects
  • One major class – Insecta
  • Three body divisions – head, thorax and abdomen
  • One pair Antennae – three pair of legs (6)
  • Two pair of Wings – some with none
  • Well Developed Mouth Parts – chewing, sucking, lapping and biting
  • Trachea for respiration
  • Mostly terrestrial – some freshwater and marine
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13
Q

Blattodea

A

Cockroaches

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14
Q

Odonata

A

Dragonflies

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15
Q

Coleoptera

A

Beetles

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16
Q

Diptera

A

Flies and Mosquitoes

17
Q

Hymenoptera

A

Ants, Bees and Wasps

18
Q

Lepidoptera

A

Butterflies and Moths

19
Q

Complete Metamorphosis

A

Egg, larva, pupa, adult

Examples are butterfly, bee, beetle and flies

20
Q

Incomplete Metamorphosis

A

Egg, larva and adult

Examples are dragonfly, grasshopper and true bugs