A phylum composed of soft-bodied, bilaterally symmetric wormlike marine animals with gill-slits to the pharynx and a conical proboscis; a ciliated larval stage resembles that of echinoderms. SYN: Hemichorda. [hemi- + Mod. L. chordata, having a notochord, fr. G. chorde, string]

Medical dictionary. 2011.

Look at other dictionaries:

  • Hemichordata — Hemichordata,   die Kragentiere …   Universal-Lexikon

  • Hemichordata — Hemichordata, ca. 100 marine Arten umfassender Stamm der ⇒ Deuterostomia; Verbindungen zu den Chordata. Dreigliederung des Körpers in Pro , Meso und Metasoma, der einem aus Pro , Meso und Metacoel bestehenden dreiteiligen Coelom entspricht. Vom… …   Deutsch wörterbuch der biologie

  • Hemichordata —   Hemichordata o Faringotremata Saccoglossus sp …   Wikipedia Español

  • Hemichordata — Hémichordés Hemichordé entéropneuste …   Wikipédia en Français

  • Hemichordata — Taxobox image caption = Acorn worm, a hemichordate. fossil range = Cambrian Recent regnum = Animalia subregnum = Eumetazoa branch = Bilateria superphylum = Deuterostomia phylum = Hemichordata phylum authority = Bateson, 1885 subdivision ranks =… …   Wikipedia

  • Hemichordata — Kiemenlochtiere Eichelwurm (Saccoglossus sp.) Systematik Reich: Tiere (Animalia) Unterreich …   Deutsch Wikipedia

  • Hemichordata — ● Enterepneusta ● Pterobranchia ● Planctosphaeroidea Hemichordata es un filo de animales deuteróstomos , que se suele relacionar emparentado con los cordados. Hay registro fósil desde el Cámbrico que incluye un grupo de animales llamados… …   Enciclopedia Universal

  • Hemichordata — …   Википедия

  • hemichordata — hemi·chordata …   English syllables

  • hemichordata — …   Useful english dictionary

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