Clipart tagged: ‘stellarida’

"The organs of motion are similar, consisting of a multitude of small feet called <em>ambulacra</em>, which are protruded through a number of perforations left for this purpose in their calcareous coverings." — Goodrich, 1859

Underside of a starfish

"The organs of motion are similar, consisting of a multitude of small feet called ambulacra,…

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