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Hydroid vs Obelia - What's the difference?

hydroid | obelia |

As nouns the difference between hydroid and obelia

is that hydroid is any of many colonial coelenterates that exist mainly as a polyp; a hydrozoan while obelia is (zoology) any of various colonial marine hydroids of the genus.

As an adjective hydroid

is of or pertaining to such creatures.

hydroid

English

Noun

(en noun)
  • Any of many colonial coelenterates that exist mainly as a polyp; a hydrozoan

    • Adjective

    (en adjective)
  • Of or pertaining to such creatures

    • Anagrams

    * *

    obelia

    English

    (wikipedia obelia) (wikispecies)

    Noun

    (en noun)
  • (zoology) Any of various colonial marine hydroids of the genus .
  • * 1970 , Marie M. Jenkins, Animals Without Parents , page 55,
    • All the polyps and branches of obelias are supported and protected by a thin, transparent, horny covering which is made by the outer layer of cells. About each polyp the horny covering is in the shape of a goblet or cup.
  • * 1975 , , page 42,
    • Fragile but menacing, obelias''' are colonies ranging from one to eight inches in length which grow on seaweeds, rocks, and piles. The medusa, only one stage in the '''obelia’s life cycle, has anywhere from eight to 24 tentacles, .
  • * 1999 , Martin Walters, Jinny Johnson, The World of Animals , 2011, page 31,
    • .