異蟲綱
异虫纲 化石时期： | |
|---|---|
 | |
| 广卫怪诞虫 Hallucigenia hongmeia | |
科学分类  | |
| 界： | 动物界 Animalia |
| 並系群： | †葉足動物 Lobopodia |
| 纲： | †異蟲綱 Xenusia Dzik & Krumbiegel, 1989[1] |
| 下属分类 | |
| 见内文 | |
异虫纲（学名：Xenusia）是一類生存在古生代海洋中的已滅絕動物，是叶足动物的代表演化支，可能包括有爪动物的祖先。[2]模式属是异虫属（Xenusion）。[3]它们具有相对较大的环状圆柱形的身体，它们的叶足基部有结节。有些附肢较大，[3]这些埋藏的化石生物資訊能够做为其代表。[4]它们的口器在躯体末端或接近末端，它们曾经生活在全球各地的海洋中。[5]它们可能是一个並系群，而不是单系群。
分类
[编辑]始有爪目 Archonychophora
[编辑]原有爪目 Protonychophora
[编辑]- 原有爪目 Protonychophora Hutchinson, 1930
坚有爪目 Scleronychophora
[编辑]- 坚有爪目 Scleronychophora Hou & Bergstrom, 1995
等有爪目 Paronychophora
[编辑]- 等有爪目 Paronychophora Hou & Bergstrom, 1995
目未定
[编辑]- Orstenotubulus Maas et al. 2007[10]
- Mureropodia[11]
參考文獻
[编辑]- ^ Dzik, J.; Krumbiegel, G. N. The oldest 'onychophoran' Xenusion: A link connecting phyla?. Lethaia. 1989, 22 (2): 169–181. doi:10.1111/j.1502-3931.1989.tb01679.x.
- ^ 2.0 2.1 Hou, X.; Bergström, J. A. N. Cambrian lobopodians-ancestors of extant onychophorans?. Zoological Journal of the Linnean Society. 1995, 114: 3–19. doi:10.1111/j.1096-3642.1995.tb00110.x.
- ^ 3.0 3.1 Jianni Liu Degan Shu, Jian Han, Zhifei Zhang & Xingliang Zhang. A large xenusiid lobopod with complex appendages from the Lower Cambrian Chengjiang Lagerstätte (PDF). Acta Palaeontologica Polonica. 2006, 51 (2): 215–222 [2020-04-27]. （原始内容存档 (PDF)于2017-08-09）.
- ^ Julián Monge-Nájera & Xianguang Hou; Hou. Experimental taphonomy of velvet worms (Onychophora) and implications for the Cambrian "explosion, disparity and decimation" model (PDF). Revista de Biología Tropical. 2002, 50 (3–4): 1133–1138. PMID 12947596. （原始内容 (PDF)存档于June 29, 2011）.
- ^ 5.0 5.1 George Poinar, Jr. Fossil onychophorans from Dominican and Baltic amber: Tertiapatus dominicanus n.g., n.sp. (Tertiapatidae n.fam.) and Succinipatopsis balticus n.g., n.sp. (Succinipatopsidae n.fam.) with a proposed classification of the subphylum Onychophora. Invertebrate Biology. 2000, 119 (1): 104–109. JSTOR 3227105. doi:10.1111/j.1744-7410.2000.tb00178.x.
- ^ 6.0 6.1 Ma, X.; Hou, X.; Bergström, J. Morphology of Luolishania longicruris (Lower Cambrian, Chengjiang Lagerstätte, SW China) and the phylogenetic relationships within lobopodians. Arthropod Structure & Development. 2009, 38 (4): 271–291. doi:10.1016/j.asd.2009.03.001.
- ^ Xian-Guang Hou, Xiao-Ya Ma, Jie Zhao & Jan Bergström; Ma; Zhao; Bergström. The lobopodian Paucipodia inermis from the Lower Cambrian Chengjiang fauna, Yunnan, China. Lethaia. 2004, 37 (3): 235–244. doi:10.1080/00241160410006555.
- ^ 8.0 8.1 Whittle, R. J.; Gabbott, S. E.; Aldridge, R. J.; Theron, J. An Ordovician Lobopodian from the Soom Shale Lagerstätte, South Africa. Palaeontology. May 2009, 52 (3): 561–567. doi:10.1111/j.1475-4983.2009.00860.x.
- ^ Haug, J. T.; Mayer, G.; Haug, C.; Briggs, D. E. G. A Carboniferous Non-Onychophoran Lobopodian Reveals Long-Term Survival of a Cambrian Morphotype. Current Biology. 2012, 22 (18): 1673–1675. PMID 22885062. doi:10.1016/j.cub.2012.06.066
. - ^ Maas, A.; Mayer, G.; Kristensen, R. M.; Waloszek, D. A Cambrian micro-lobopodian and the evolution of arthropod locomotion and reproduction. Chinese Science Bulletin. 2007, 52 (24): 3385–3392. doi:10.1007/s11434-007-0515-3.
- ^ Gámez Vintaned, J. A.; Liñán, E.; Zhuravlev, A. A New Early Cambrian Lobopod-Bearing Animal (Murero, Spain) and the Problem of the Ecdysozoan Early Diversification. Evolutionary Biology – Concepts, Biodiversity, Macroevolution and Genome Evolution. 29 June 2011: 193–219. ISBN 978-3-642-20762-4. doi:10.1007/978-3-642-20763-1_12.
