Discovery of 505-million-year old chitin in the basal demosponge Vauxia gracilenta

Sponges are probably the earliest branching animals, and their fossil record dates back to the Precambrian. Identifying their skeletal structure and composition is thus a crucial step in improving our understanding of the early evolution of metazoans. Here, we present the discovery of 505–million-ye...

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Autori principali: Ehrlich, H., Rigby, J. Keith, Botting, J. P., Tsurkan, M. V., Werner, C., Schwille, P., Petrášek, Z., Pisera, A., Simon, P., Sivkov, V. N., Vyalikh, D. V., Molodtsov, S. L., Kurek, D., Kammer, M., Hunoldt, S., Born, R., Stawski, D., Steinhof, A., Bazhenov, V. V., Geisler, T.
Natura: Artigo
Lingua:Inglês
Pubblicazione: Nature Publishing Group 2013
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Article
Accesso online:https://ncbi.nlm.nih.gov/pmc/articles/PMC3861796/
https://ncbi.nlm.nih.gov/pubmed/24336573
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1038/srep03497
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