3.7 Arthropods

• Biologie
• Middelbare school
• vwo
• Leerjaar 1

3.7 Arthropods

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What is the correct order?

From big to small

Domains

Kingdoms

Phyla

Classes

Orders

Families

Genera

Species

Characteristics

Skeleton

• segmented exoskeleton
• jointed legs

Reproduction

• sexual

Symmetry

• bilateral

ARTHROPODS

4 classes in this phylum

• Insects
• Arachnids
• Crustaceans
• Myriapods

Myriapods

• Completely segmented body
• 10 pairs of legs or more
• carnivores

Crustaceans

• 4-20 pairs of legs
• omnivores 

Arachnids

Insects

Metamorphosis

Metamorphosis = transformation of body structure and lifestyle

complete vs incomplete

Complete vs incomplete

Class

# legs

example

6

Insects

8

Myriapods

8-20

Arachnids

20 or more

Crustaceans