Difference between revisions of "Template:Cambrian explosion graphical timeline"
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imported>Alnagov m (Khomentovskiy opinion about age of lower boundary of Nemakit-Daldynian is erroneous, and it is not sustained by his colleagues) |
imported>Alnagov m |
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|bar7-from=-542 | |bar7-from=-542 | ||
|bar7-to=-526 | |bar7-to=-526 | ||
| − | |bar7-left=. | + | |bar7-left=.257 |
|bar7-right=.375 | |bar7-right=.375 | ||
|bar7-colour={{period color|cambrian series 1}} | |bar7-colour={{period color|cambrian series 1}} | ||
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|bar8-colour={{period color|cambrian series 2}} | |bar8-colour={{period color|cambrian series 2}} | ||
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|bar9-colour={{period color|cambrian series 3}} | |bar9-colour={{period color|cambrian series 3}} | ||
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| − | |bar10-left=. | + | |bar10-left=.257 |
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|bar10-colour={{period color|cambrian series 4}} | |bar10-colour={{period color|cambrian series 4}} | ||
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|bar11-to=-488 | |bar11-to=-488 | ||
|bar11-left=.381 | |bar11-left=.381 | ||
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|bar11-colour={{period color|cambrian series 4}} | |bar11-colour={{period color|cambrian series 4}} | ||
|bar11-border-width=.05 | |bar11-border-width=.05 | ||
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|bar12-to=-499 | |bar12-to=-499 | ||
|bar12-left=.381 | |bar12-left=.381 | ||
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|bar12-colour={{period color|cambrian series 3}} | |bar12-colour={{period color|cambrian series 3}} | ||
|bar12-border-width=.05 | |bar12-border-width=.05 | ||
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|bar13-to=-510 | |bar13-to=-510 | ||
|bar13-left=.381 | |bar13-left=.381 | ||
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|bar13-colour={{period color|cambrian series 1}} | |bar13-colour={{period color|cambrian series 1}} | ||
|bar13-border-width=.05 | |bar13-border-width=.05 | ||
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|bar14-from=-545 | |bar14-from=-545 | ||
| − | |bar14-to=- | + | |bar14-to=-535 |
|bar14-left=0.506 | |bar14-left=0.506 | ||
|bar14-text=<span style="font-size:90%">[[Nemakit-Daldynian|Nemakit-<br>Daldynian]]</span> | |bar14-text=<span style="font-size:90%">[[Nemakit-Daldynian|Nemakit-<br>Daldynian]]</span> | ||
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|bar14-colour=#FFE4A8 | |bar14-colour=#FFE4A8 | ||
| − | |bar15-from=- | + | |bar15-from=-535 |
|bar15-to=-526 | |bar15-to=-526 | ||
|bar15-text=<span style="font-size:90%">[[Tommotian]]</span> | |bar15-text=<span style="font-size:90%">[[Tommotian]]</span> | ||
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|bar29-text=<span style="font-size:0%"></span> | |bar29-text=<span style="font-size:0%"></span> | ||
| − | |bar30-from=- | + | |bar30-from=-535.2 |
| − | |bar30-to=- | + | |bar30-to=-534.93 |
|bar30-left=0.506 | |bar30-left=0.506 | ||
|bar30-border-width=0.05 | |bar30-border-width=0.05 | ||
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|note4=[[Archaeocyatha]] extinction | |note4=[[Archaeocyatha]] extinction | ||
| − | |note4-at=- | + | |note4-at=-511 |
|note4-size=75% | |note4-size=75% | ||
|note4-nudge-down=0.5 | |note4-nudge-down=0.5 | ||
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|note8=[[Small shelly fauna|SSF]] diversification, first [[brachiopod]]s & [[archaeocyatha]] | |note8=[[Small shelly fauna|SSF]] diversification, first [[brachiopod]]s & [[archaeocyatha]] | ||
| − | |note8-at=- | + | |note8-at=-535 |
|note8-size=75% | |note8-size=75% | ||
|note8-nudge-down=-1.2 | |note8-nudge-down=-1.2 | ||
|note9= First [[halkieriid]]s, [[Helcionelloida|mollusсs]], [[hyolitha]]s [[Small shelly fauna|SSF]] | |note9= First [[halkieriid]]s, [[Helcionelloida|mollusсs]], [[hyolitha]]s [[Small shelly fauna|SSF]] | ||
| − | |note9-at=- | + | |note9-at=-537 |
|note9-size=75% | |note9-size=75% | ||
| + | |note9-nudge-down=0.3 | ||
| − | |note10=''[[Treptichnus pedum]]'' trace | + | |note10=''[[Treptichnus pedum]]'' trace |
|note10-at=-542 | |note10-at=-542 | ||
|note10-size=75% | |note10-size=75% | ||
Revision as of 11:36, 2 June 2010
Key Cambrian explosion events
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One possible timescale for events around the Cambrian/Precambrian boundary.
Axis scale: millions of years ago.
Stratigraphic scale of the ICS with Russian Lower Cambrian subdivision and Precambrian/Cambrian boundary.