For faster navigation, this Iframe is preloading the Wikiwand page for
裂肋三叶虫目.
裂肋三叶虫目(学名:Lichida),简称裂肋虫目,为三叶虫纲下的其中一目。是典型多刺的三叶虫类。裂肋三叶虫类的胸部通常有8-13个环节,有一些种类具有非常多的刺。
目前还无法得知裂肋三叶虫目为何拥有多刺的胸部,虽然这个特征常常被认为是对于有颌鱼类的出现产生的一种抵抗反应,但是这个说法仍然无法完全的解释这种现象。因为早在奥陶纪时期,也就是在有颌鱼类出现之前,有些裂肋三叶虫类就已经进化出类似棘椎(spines)的结构了。
有人将裂肋三叶虫目齿肋虫科(Odontopleuridae)和德氏虫科(Damesellidae)独立出来,变成齿肋虫目(Odontopleurida)。
- Lichida Guide(页面存档备份,存于互联网档案馆) - from the Guide to the 8 Orders of Trilobites by Sam Gon III.
- Margaret J. Campbell & Brian D. E. Chatterton, 2009. Silurian Lichid Trilobites from Northwestern Canada: Ontogeny and Phylogeny of Lichids. Journal of Paleontology 83 (2), p. 263-79 DOI: 10.1666/07-140R1.1
- H. B. Whittington, 2002. Lichidae (Trilobita): Morphology and Classification. Journal of Paleontology 76 (2), p 306-20; DOI: 10.1666/0022-3360(2002)076<0306:LTMAC>2.0.CO;2
{{bottomLinkPreText}}
{{bottomLinkText}}
This page is based on a Wikipedia article written by
contributors (read/edit).
Text is available under the
CC BY-SA 4.0 license; additional terms may apply.
Images, videos and audio are available under their respective licenses.
{{current.index+1}} of {{items.length}}
Thanks for reporting this video!
This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:
An extension you use may be preventing Wikiwand articles from loading properly.
If you're using HTTPS Everywhere or you're unable to access any article on Wikiwand, please consider switching to HTTPS (https://www.wikiwand.com).
An extension you use may be preventing Wikiwand articles from loading properly.
If you are using an Ad-Blocker, it might have mistakenly blocked our content.
You will need to temporarily disable your Ad-blocker to view this page.
✕
This article was just edited, click to reload
Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}
Follow Us
Don't forget to rate us
Oh no, there's been an error
Please help us solve this error by emailing us at
support@wikiwand.com
Let us know what you've done that caused this error, what browser you're using, and whether you have any special extensions/add-ons installed.
Thank you!