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echinoid

Saltos de línea: ech¦in|oid
Pronunciación: /ˈɛkɪnɔɪd
 
/
Zoology

Definición de echinoid en inglés:

sustantivo

An echinoderm of the class Echinoidea; a sea urchin.
Example sentences
  • Fossils include foraminiferans, brachiopods, echinoids, pelecypods, cephalopods, shark teeth, fish vertebrae, as well as asteroids, gastropods, a pterosaur, a nodosaurid, and decapods.
  • We have interpreted it as a synapomorphy for asteroids, ophiuroids, echinoids, and holothuroids, to the exclusion of the crinoids.
  • Sponges are preyed upon by gastropods, polychaetes, asteroids, echinoids, turtles, and fishes.

adjetivo

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Relating to or denoting echinoids.
Example sentences
  • Seven horizons of echinoid aggregations, totaling approximately 3 % of the channel thickness, occur in the black shale.
  • In the echinoid gene order, the tRNA gene cluster follows the putative control region.
  • This implies that the ancestral polarity of the 4.6-kb inversion is the echinoid pattern.

Definición de echinoid en:

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Pronunciación: ˌsasəˈdəʊt(ə)l
adjective
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