Ediacaran Period, 565-555 million years ago*
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Key:
- Left: Charniodiscus (Clade Vendobionta)
- Right: Kimberella (Possibly a mollusc)
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Charnia sp. fossil replica (Clade Vendobionta)
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-->
Cambrian Period, 525-505 million years ago*
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Key:
- Haikouella (Phylum Chordata)
- Wiwaxia (May be annelid or mollusc?)
- Pikaia (Phylum Chordata)
- Laggania (Phylum Lobopodia)
- Hallucigenia (Phylum Onychophora?)
- Anomalocaris (Phylum Lobopodia)
- Opabinia (Phylum Lobopodia)
Aysheaia (Phylum Onychophora)
- Ottoia (Phylum Priapulida)
- Olenoides (Phylum Arthropoda)
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* Dates indicate time period for illustrated organisms, not the entire length of the Period.
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