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Hemichordata

División en sílabas: Hem·i·chor·da·ta
Pronunciación: /ˌheməkôrˈdādä
 
/
Zoology

Definición de Hemichordata en inglés:

A small phylum of marine invertebrates that comprises the acorn worms.
Example sentences
  • The superphylum Deuterostomia contains the diverse phyla Chordata and Echinodermata and the minor phyla Hemichordata and Urochordata.
  • The superphyla Deuterostomia (e.g., Chordata, Echinodermata, Hemichordata) and Protostomia each appear to have evolved from an ancestor with a coelomic body cavity.
  • Metamorphosis in the acorn worms (Hemichordata, Enteropneusta) includes retention of the entire larval body, which sheds feeding and propulsory cilia and undergoes definitive shape changes.

Definición de Hemichordata en:

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