Definition of Eumetazoans. Meaning of Eumetazoans. Synonyms of Eumetazoans

- Thectardis, appear to have emerged in the group. Characteristics of eumetazoans include true tissues organized into germ layers, the presence of neurons...
- monophyletic with all eumetazoans, including the bilaterians. This suggests that the gastrulation and the gastrula stage are universal for eumetazoans. It has been...
- germ layers in vertebrates are particularly pronounced; however, all eumetazoans (animals that are sister taxa to the sponges) produce two or three primary...
- ectoderm and endoderm – the "external" and "internal" cell layers in eumetazoans – i.e. the structures corresponding functionally to one another have...
- colony rather than a multicellular organism itself. All other animals are eumetazoans, which do have differentiated tissues. On occasion, Parazoa reunites...
- differentiated into separate tissues and these animals are also known as eumetazoans. They have an internal digestive chamber, with one or two openings; the...
- cholesterol, which is said to be produced by demosponges but not by eumetazoans ("true animals", i.e. cnidarians and bilaterians). Since choanoflagellates...
- actin and probably also of myosin, which occur in the muscle cells of eumetazoans [citation needed]. In the placozoans, they ensure that the individual...
- radiation event known as the Cambrian Explosion, where actively moving eumetazoan became prevalent. These marine life also expanded into fresh waters, where...
- suggested that chancellorids represent an independent group of basal eumetazoans. Chancelloriid fossils have been found in many parts of the world, including...