Definition of Class asteroidea
1. Noun. Sea stars.
Group relationships: Echinodermata, Phylum Echinodermata
Member holonyms: Sea Star, Starfish
Generic synonyms: Class
Class Asteroidea Pictures
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Literary usage of Class asteroidea
Below you will find example usage of this term as found in modern and/or classical literature:
1. Principles of Animal Biology by Aaron Franklin Shull, George Roger Larue, Alexander Grant Ruthven (1920)
"Class ASTEROIDEA. Free-living, typically pentamerous echinoderms with wide arms not sharply marked off from disc and with ambulacral grooves. Starfishes. ..."
2. A Laboratory Manual for Elementary Zoölogy by Libbie Henrietta Hyman (1919)
"class asteroidea 7 (4). Not star-shaped; spherical, oval, or flattened disks; very spiny. Class Echinoidea 8 (i). Skeleton rudimentary; animals with ..."
3. A Treatise on Zoology by Edwin Ray Lankester (1900)
"Sladen gives no diagnosis of the class Asteroidea, so that it is not quite clear on what characters he would base the separation of Asteroids and Ophiuroids ..."