1. Creepy Crawly Classification

2. Creepy Crawly Classification
Learning Objectives
List the main features used in the classification of the following groups:
Arthropods
Insects
Crustaceans
Aarachnids
myriapods
Non Arthropods
annelids,
nematodes
molluscs

3. The Arthropods

4. Arthropods ____________ are the largest group of ______________
INVERTEBRATES
They have ____, a hard outside __________ (called an EXOSKELETON) and segments.
LEGS
SKELETON

5. Arachnids
Body in two parts
Eight legs

6. Crustaceans
Chalky shells
10 – 14 legs

7. Body in three parts – HEAD, THORAX and ABDOMEN
Six legs

9. Centipedes and Millipedes
Long thin segmented bodies
Many legs

11. Looking at Specimens How many legs does it have?
How many parts does its’ body have?
Which group does it belong to?
Draw a diagram of your animal – show it’s legs, antennae, parts of its body, etc.

14. Nematodes
Nematodes are worms, but unlike annelids their bodies are not divided into segments.
They are usually white, long and thin. They live in many different habitats.

16. Molluscs
Molluscs are soft-bodies animals, sometimes with a shell (snails) or without (slugs).