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Arthropods and Echinoderms
Exoskeleton
Exoskeleton definition: The hard outer covering that protects some animals, like spiders.
Related Terms
Abdomen
Appendage
Arthropod
Book Lung
Carapace
Caste
Cephalothorax
Chelicerae
Chitin
Chordate
Complete Metamorphosis
Incomplete Metamorphosis
Madreporite
Malpighian Tubule
Mandible
Metamorphosis
Molting
Notochord
Nymph
Pedipalp
Pharyngeal Pouch
Pheromone
Pupa
Spinneret
Spiracle
Thorax
Tracheal Tube
Tube Feet
Water Vascular System
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