Cephalodiscida
| Cephalodiscida Temporal range: | |
|---|---|
 | |
| Cephalodiscus dodecalophus | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Hemichordata |
| Class: | Pterobranchia |
| Order: | Cephalodiscida Fowler, 1892 |
| Families | |
| |
| Synonyms | |
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Cephalodiscida is one of two orders in the class Pterobranchia, which are small, worm-shaped animals. Members belong to the hemichordates.[2][3] Species in this order are sessile, living in clear water and secrete tubes on the ocean floor.[4]
Taxonomy
[edit]The following taxa are recognised in the order Cephalodiscida:[1][5][6]
- Order Cephalodiscida Fowler, 1892
- Family Cephalodiscidae Harmer, 1905
- Genus Atubaria Sato, 1936
- Genus Cephalodiscus M'Intosh, 1882
- Genus †Aellograptus Obut, 1964
- Genus †Eocephalodiscus Kozłowski, 1949
- Genus †Melanostrophus Öpik, 1930
- Genus †Pterobranchites Kozłowski, 1967
- Family †Rotaciurcidae Briggs & Koch, 2023[6]
- Genus †Rotaciurca Briggs & Koch 2023[6]
- Family Cephalodiscidae Harmer, 1905
References
[edit]- 1 2 Maletz, Jörg; Gonzalez, Paul (2017-02-15). "Treatise Online no. 100: Part V, Second Revision, Chapter 14: Order Cephalodiscida: Introduction and systematic descriptions". Treatise Online. doi:10.17161/to.v0i0.6674. ISSN 2153-4012.
- ↑ animaldiversity.ummz.umich.edu Archived June 29, 2011, at the Wayback Machine
- ↑ Eol.org
- ↑ Shipley, A.E. (1902). Zoology: An Elementary Textbook. Cambridge: Cambridge University Press.
- ↑ Maletz, Jörg (2014). "The classification of the Pterobranchia (Cephalodiscida and Graptolithina)". Bulletin of Geosciences. 89 (3): 477–540. doi:10.3140/bull.geosci.1465. ISSN 1214-1119.
- 1 2 3 Briggs, Derek E. G.; Koch, Nicolás Mongiardino (2023-12-04). "A Silurian pseudocolonial pterobranch". Current Biology. 33 (23): 5225–5232.e3. doi:10.1016/j.cub.2023.10.024. ISSN 0960-9822. PMID 37935193.
Further reading
[edit]- Harmer, S. F. (1905). "The Pterobranchia of the Siboga-expedition with an account of other species". Siboga Expedition Monograph. 26: 1–131.
- Halanych, K. M. (1996-02-01). "Convergence in the Feeding Apparatuses of Lophophorates and Pterobranch Hemichordates Revealed by 18S rDNA: An Interpretation". The Biological Bulletin. 190 (1): 1–5. doi:10.2307/1542669. ISSN 0006-3185.
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