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異蟲綱

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異蟲綱
廣衛怪誕蟲 Hallucigenia hongmeia
科學分類 編輯
界: 動物界 Animalia
並系群 葉足動物 Lobopodia
綱: 異蟲綱 Xenusia
Dzik & Krumbiegel, 1989[1]
下屬分類

見內文

異蟲綱(學名:Xenusia)是一類生存在古生代海洋中的已滅絕動物,是葉足動物的代表演化支,可能包括有爪動物的祖先。[2]模式屬異蟲屬Xenusion)。[3]它們具有相對較大的環狀圓柱形的身體,它們的葉足基部有結節。有些附肢較大,[3]這些埋藏的化石生物資訊能夠做為其代表。[4]它們的口器在軀體末端或接近末端,它們曾經生活在全球各地的海洋中。[5]它們可能是一個並系群,而不是單系群

分類

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異蟲綱包括以下:[5]

始有爪目 Archonychophora

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原有爪目 Protonychophora

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堅有爪目 Scleronychophora

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等有爪目 Paronychophora

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目未定

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參考文獻

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  1. ^ 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. ^ 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. ^ 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]. (原始內容存檔 (PDF)於2017-08-09). 
  4. ^ 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. (原始內容 (PDF)存檔於June 29, 2011). 
  5. ^ 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. ^ 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. 
  7. ^ 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. ^ 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. 
  9. ^ 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可免費查閱. 
  10. ^ 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. 
  11. ^ 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.