We found 1 definitions of echinoideas from 1 different sources.
Noun |
||
echinoidea - sea urchins and sand dollars | ||
class Echinoidea | ||
class elegance in dress or behavior; "she has a lot of class" | ||
echinodermata, phylum echinodermata radially symmetrical marine invertebrates including e.g. starfish and sea urchins and sea cucumbers | ||
sea urchin shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells | ||
exocycloida, order exocycloida flat sea urchins |