Phylum arthropoda Flashcards Preview

Animal Diversity - year 2 > Phylum arthropoda > Flashcards

Flashcards in Phylum arthropoda Deck (18)
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1
Q

what are the 3 sub phylums of arthropoda?

A

1) crustacea
2) myriapoda
3) chelicerata

2
Q

what are the 4 classes of crustaceans?

A

1) maxillopoda
2) Malacostraca
3) ostracoda
4) Branchiopoda

3
Q

what are the 2 classes of myriapoda?

A

1) diplopoda

2) Chilopoda

4
Q

what are the 3 classes of chelicerata?

A

1) merostomata
2) arachnida
3) pycnogonida

5
Q

what are 2 defining features of the sub phylum crustacea?

A
  • two pairs of antennae

- biramous (two-branched) appendages

6
Q

what does the maxillopoda include?

A

barnacles

copepods

7
Q

what orders are within Malacostraca?

A

1) Isopoda
2) Decapoda
3) stomatopoda
4) amphipoda
5) anaspidacea

8
Q

describe ispods?

A

dorsoventrally flattened e.g. woodlouse

9
Q

what are decapods?

A

crabs, lobsters, crayfish

10
Q

describe stomatopods?

A

mantis shrimps -large with huge hinged appendages

11
Q

what is in the class ostracoda?

A

mussel or seed shrimps

12
Q

what is in the class Branchiopoda?

A

brine shrimp and water flea

13
Q

describe the class diplopoda

A

millipedes- rounded

14
Q

describe the class chilopoda

A

centipedes- dorsoventrally flattened

15
Q

what are 4 defining features of the sub phylum chelicerata?

A

1) two tagmata (cephlathorax + abdomen)
2) no antennae
3) 8 legs + pair of chelicerae and pedipalps
4) appendages on cephlathorax

16
Q

what are in the class merostomata?

A

horse shoe crabs

17
Q

what are in the class arachnida?

A

scorpions, spiders, ticks, mites

18
Q

what are in the class pycnogonida?

A

sea spiders