| Part of Speech | Definition | |
| Noun | 1. Sea urchins and sand dollars.[Wordnet]. | |
Source: WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. | Top | |
"Echinoidea" is a common misspelling or typo for: echinoid, echinoid a. |
Date "Echinoidea" was first used in popular English literature: sometime before 1866. (references) |
| Etymology:Echinoidea \Ech`i*noi"de*a\, plural noun. [New Latin expression. See Echinus, and -oid.]. (references) |
Common Expressions: Echinoidea
| Expressions | Definition | ||
| Class Echinoidea | Sea urchins and sand dollars. Source: Wordnet 3.0 Copyright © 2006 by Princeton University. All rights reserved. | ||
Source: compiled by the editor from various references; see credits. | Top | ||
