Reconstructing the diet of a 505-million-year-old arthropod: Sidneyia inexpectans from the Burgess Shale fauna
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- 作者：Axelle Zacaï ;
- 关键词：Arthropods ; Cambrian ; Feeding ecology ; Gut contents ; Burgess Shale ; Lagerstä ; tte
- 刊名：Arthropod Structure & Development
- 出版年：2016
- 出版时间：March 2016
- 年：2016
- 卷：45
- 期：2
- 页码：200-220
- 全文大小：28223 K
文摘
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- <p id="p0010">The whole digestive system of the Cambrian arthropod Sidneyia inexpectans is reconstructed.p>
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- <p id="p0015">It has 3 pairs of digestive glands and an abdominal pocket in which food remains are concentrated.p>
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- <p id="p0025">Sidneyia fed on trilobites, brachiopods, possibly agnostids, worms and undetermined animals.p>
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- <p id="p0035">Sidneyia was a durophagous, non-selective carnivore with predatory and/or scavenging habits.p>
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- <p id="p0040">Its phosphatized digestive glands and abdominal pocket suggest Phosphorus and Calcium storage.p>