E1C3H4I1N1O1D2E1R1M3
18 points
ECHINODERM is validvalid
a member of phylum Echinodermata, such as a starfish or sea urchin [n ECHINODERMS]
one of the Echinodermata, starfishes, sand dollars, sea urchins, and sea cucumbers [n -S]
a member of phylum Echinodermata, such as a starfish or sea urchin [n ECHINODERMS]
one of the Echinodermata, starfishes, sand dollars, sea urchins, and sea cucumbers [n -S]