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Reconstructing early sponge relationships by using the Burgess Shale fossil Eiffelia globosa, Walcott
The relationships of the sponge classes are controversial, particularly between the calcareous and siliceous sponges. Specimens of the putative calcarean Eiffelia globosa Walcott from the Burgess Shale show the presence of diagnostic hexactinellid spicules integrated into the skeletal mesh. The arra...
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| Main Authors: | , |
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| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
National Academy of Sciences
2005
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| Fag: | |
| Online adgang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC547825/ https://ncbi.nlm.nih.gov/pubmed/15665105 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1073/pnas.0405867102 |
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