Echinoderms – Seastars (Class: Asteroidea) Seastars are instantly recognisable and have a body comprising a hollow central disc and multiple arms radiating out from this and canals of water flowing through them. Under

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• Paleontology
• Zoology
• Echinoderms
• Phyla
• Starfish
• Coscinasterias
• Invertebrate
• Parvulastra exigua
• Asteroidea
• Taxonomy
• Biology