Echinodermata; phylum of echinoderms
Scientific taxonomic term for the phylum that includes starfish, sea urchins, and sea cucumbers.
The phylum Echinodermata includes starfish and sea urchins.
Compound of 棘皮 (spiny skin) + 動物 (animal) + 門 (phylum), a calque of the scientific name Echinodermata.