Definition of Spiralia. Meaning of Spiralia. Synonyms of Spiralia

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

Definition of Spiralia

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Meaning of Spiralia from wikipedia

- The Spiralia are a morphologically diverse clade of protostome animals, including within their number the molluscs, annelids, platyhelminths and other...
- a pseudocoelom. The Spiralia are a large group of protostomes that develop by spiral cleavage in the early embryo. The Spiralia's phylogeny has been disputed...
- Protostomes are divided into the Ecdysozoa (e.g. arthropods, nematodes) and the Spiralia (e.g. molluscs, annelids, platyhelminths, and rotifers). A modern consensus...
- (/ləˌfɒtroʊkoʊˈzoʊə/, "crest/wheel animals") is a clade of protostome animals within the Spiralia. The taxon was established as a monophyletic group based on molecular evidence...
- more superphyla among the protostomes, Ecdysozoa (molting animals) and Spiralia. The arrow worms (Chaetognatha) have proven difficult to classify; recent...
- priapulids), grouped together as Ecdysozoa. While annelids are placed among the Spiralia (making them more closely related to mollusks, flatworms and such), having...
- developmental features are at odds with deuterostomes and are either akin to Spiralia or unique to Chaetognatha. Molecular phylogeny shows that Chaetognatha...
- Animals are multicellular eukaryotic organisms in the biological kingdom Animalia. With few exceptions, animals consume organic material, breathe oxygen...
- Micrognathozoa (Gnathifera): Evolutionary insight from an early branch in Spiralia". Royal Society Open Science. 3 (10): 160289. doi:10.1098/rsos.160289....
- scientists have criticized this argument; saying it’s based on paraphyletic Spiralia, ****ignments of ****ual modes for the phylum level than the species level...