"Cambria-kí" pán-pún chi-kan bô-kāng--ê tē-hng

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== Chham-khó chu-liāu ==
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== External links ==
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* {{In Our Time|Cambrian period|p003k9bg|Cambrian_period}}
* [http://www.trilobites.info/biostratigraphy.htm Biostratigraphy] – includes information on Cambrian trilobite [[biostratigraphy]]
* [http://www.trilobite.info Dr. Sam Gon's trilobite pages] (contains numerous Cambrian trilobites)
* [http://www.geo-lieven.com/erdzeitalter/kambrium/kambrium.htm Examples of Cambrian Fossils]
* [http://www.scotese.com/ Paleomap Project]
* [https://web.archive.org/web/20030829130602/http://www.earth-pages.com/archive/geobiology.asp Report on the web on Amthor and others from ''Geology'' vol. 31]
* [https://web.archive.org/web/20090616125244/http://www.astrobio.net/news/article251.html Weird Life on the Mats]
* [https://ghkclass.com/ghkC.html?Cambrian Chronostratigraphy scale v.2018/08 | Cambrian]{{Dead link|date=July 2020 |bot=InternetArchiveBot |fix-attempted=yes }}
 
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