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Charnia and sea pens are poles apart

2006/12/07 by Jonathan B. Antcliffe, Martin D. Brasier · 4 citations
Earth and Planetary Sciences · Agricultural and Biological Sciences · #Marine Invertebrate Physiology and Ecology #Geology and Paleoclimatology Research #Echinoderm biology and ecology

paper · doi:10.1144/0016-76492006-080

openalex publication_date 2006/12/07 · openalex created_date 2025/10/10 · openalex updated_date 2026/06/26

Abstract

C harnia from the Ediacara biota is here examined in terms of its growth and development. The Ediacara biota comes from the critical period of evolution just before the Cambrian Explosion and is key to our understanding of the origin of animal life. We show that Charnia cannot be related to the modern cnidarian group the sea pens (Pennatulacea) with which it has for so long been compared, as generative zones cannot be homologized between these forms.

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