Phylum Echinodermata (Noun)
Meaning
Radially symmetrical marine invertebrates including e.g. starfish and sea urchins and sea cucumbers.
Classification
Nouns denoting animals.
Examples
- The phylum Echinodermata is a group of radially symmetrical marine invertebrates that includes starfish, sea urchins, and sea cucumbers.
- Sea stars, sea urchins, and sea cucumbers all belong to the phylum Echinodermata, which is characterized by their unique body structure.
- The phylum Echinodermata is one of the most diverse groups of marine animals, with over 7,000 known species of starfish, sea urchins, and other related creatures.
- Marine biologists study the phylum Echinodermata to learn more about the unique characteristics and adaptations of these fascinating creatures.
- The phylum Echinodermata has been on the planet for over 450 million years, with fossil records showing that these marine animals have been around since the Early Ordovician period.