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Echinoidea

Line breaks: Ech¦in|oidea
Pronunciation: /ˌɛkɪˈnɔɪdɪə
 
/

Definition of Echinoidea in English:

plural noun

Zoology
A class of echinoderms that comprises the sea urchins.
Example sentences
  • Ophiuroidea is grouped with Echinoidea and Holothuroidea based on the closed ambicular grooves.
  • Clark endorsed splitting L. sexiesperforata from Mellita but Mortensen used the name Leodia as a subgenus of Mellita in his extremely influential Monograph of the Echinoidea.
  • BNip3-related sequences were found in all major lineages of Bilateria, from Echinoidea and Ascidiacea to mammals.

Origin

modern Latin (plural), from echinus.

Definition of Echinoidea in:

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