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A Palaeozoic shark with osteichthyan-like branchial arches. Nature, 509, 608–611
DOI: 10.1038/nature13195
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Ribosomal RNA genes and deuterostome phylogeny revisited: More cyclostomes, elasmobranchs, reptiles, and a brittle star. Molecular Phylogenetics and Evolution, 43(3), 1005–1022
DOI: 10.1016/j.ympev.2006.11.023