from The Century Dictionary and Cyclopedia
- Same as Echinodermata. Owen.
Sorry, no etymologies found.
This applies to the sponges and other zoophyta, and to the worms, the mollusca, echinoderma, articulata, and vertebrata.
In this are comprised the six higher stems of the animal kingdom, the annulata and their descendants, the mollusca, echinoderma, articulata, tunicata, and vertebrata.