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The Cambrian explosion (also known as the Cambrian radiation or Cambrian diversification) is an interval of time beginning approximately 538.
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cambrian organisms animals explosion fossils fossil years phyla oxygen record early million may ediacaran ago life diversification known complex diversity
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Adam Sedgwick | instance of | Nineteenth-century geologists | 0.80 | text |
| Roderick Murchison used the fossils for dating rock strata | instance of | Nineteenth-century geologists | 0.80 | text |
| specifically for establishing the Cambrian | instance of | Nineteenth-century geologists | 0.80 | text |
| Silurian periods | instance of | Nineteenth-century geologists | 0.80 | text |
| the five-eyed Opabinia | instance of | Organisms | 0.80 | text |
| spiny slug-like Wiwaxia were so different from anything else known that Whittington's team assumed they must represent different phyla | instance of | Organisms | 0.80 | text |
| seemingly unrelated to anything known today | instance of | Organisms | 0.80 | text |
| jellyfish | instance of | including many soft bodied animals | 0.80 | text |
| sea anemones | instance of | including many soft bodied animals | 0.80 | text |
| worms | instance of | including many soft bodied animals | 0.80 | text |
| as well as sponges | instance of | including many soft bodied animals | 0.80 | text |
| arthropods | instance of | including many soft bodied animals | 0.80 | text |
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