肠鳃纲
腸鰓綱（学名：Enteropneusta，英文名：acorn worms）是半索動物門的一個綱。现存約有100種。大多數種類在泥沙中穴居，或在石塊下生活。例如柱頭蟲（Balanoglossus）等。
肠鳃纲 化石时期： | |
|---|---|
 | |
| 柱頭蟲 | |
科学分类  | |
| 界： | 动物界 Animalia |
| 门： | 半索動物門 Hemichordata |
| 纲： | 肠鳃纲 Enteropneusta Gegenbaur, 1870 |
| 科 | |
| |
下属分类
- 目的地位未定的科：
- 玉鉤蟲科 Harrimaniidae
- 原柱頭蟲科 Protoglossidae ，为玉鉤蟲科（Harrimaniidae）的异名
- 殖翼柱頭蟲科 Ptychoderidae
- 無翼柱頭蟲科 Spengelidae
- Torquaratoridae
- Allapasus Holland, Kuhnz & Osborn, 2012
- Coleodesmium Osborn, Gebruk, Rogacheva & Holland, 2013
- Tergivelum Holland, Jones, Ellena, Ruhl & Smith, 2009
- Torquarator Holland, Clague, Gordon, Gebruk, Pawson & Vecchione, 2005
- Yoda Priede, Osborn, Gebruk, Jones, Shale, Rogacheva & Holland, 2012
- Yoda demiankoopi Holland, Hiley & Rouse, 2022
- Yoda purpurata Priede, Osborn, Gebruk, Jones, Shale, Rogacheva & Holland, 2012[1]
- 目和科的地位未定的属：
- Margaretia Walcott, 1931
- Oesia Walcott, 1911
- Planctosphaera Spengel, 1932
- Spartobranchus Caron, Conway Morris & Cameron, 2013
- Stimpsonia Girard, 1853
- Tornaria Müller, 1848
参考文献
- Pride IG, Osborn KJ, Gebruk AV, Johnes D, Shale D, Rogacheva A, Holland ND (2012) Observations on torquaratorid acorn worms (Hemichordata, Enteropneusta) from the North Atlantic with descriptions of a new genus and three new species. Invertebrate Biology. DOI: 10.1111/j.1744-7410.2012.00266.x
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