Definition of Hemichordates. Meaning of Hemichordates. Synonyms of Hemichordates

Here you will find one or more explanations in English for the word Hemichordates. Also in the bottom left of the page several parts of wikipedia pages related to the word Hemichordates and, of course, Hemichordates synonyms and on the right images related to the word Hemichordates.

Definition of Hemichordates

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Meaning of Hemichordates from wikipedia

- deuterostomes. Hemichordates have a nerve net and longitudinal nerves, but no brain. Some species biomineralize in calcium carbonate. Hemichordates have an open...
- produced different "family trees". Some closely linked chordates and hemichordates, but that idea is now rejected. Combining such analyses with data from...
- developmental biology: hemichordates. Development, 139:2463-2475. Sato, A. & Holland, P. (2008). Asymmetry in a Pterobranch Hemichordate and the Evolution...
- echinoderms and hemichordates; a member of this group is called an ambulacrarian. Phylogenetic analysis suggests the echinoderms and hemichordates separated...
- annelids and nematodes; and the deuterostomes, which include echinoderms, hemichordates and chordates, the latter of which contains the vertebrates. The much...
- Echinoderms, hemichordates, cephalochordates, urochordates Vertebrates...
- hemichordates also have a tubular nerve cord. In the early embryonic stage, it looks like the hollow nerve cord of chordates. Both the hemichordates and...
- ocean-dwelling acorn worms. It has zoological importance because, being hemichordates, they are an "evolutionary link" between invertebrates and vertebrates...
- Paleontology or palaeontology is the study of prehistoric life forms on Earth through the examination of plant and animal fossils. This includes the study...
- involved in oral jaw formation. The presence of pharyngeal slits in hemichordates led to debates of whether this structure was homologous to the slits...