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Incertae sedis or hemichordates?

See Karma Nanglu, Jean Bernard-Caron, Simon Conway Morris and Christopher B. Cameron. " Cambrian suspension-feeding tubiculous hemichordates". BMC Biology. DOI 10.1186/s12915-016-0271-4. --- Sluzzelin talk 00:15, 7 July 2016 (UTC) reply

Note that the paper is published under a CC BY 4.0 license with only attribution required and it has some really neat pictures. Mikenorton ( talk) 15:08, 7 July 2016 (UTC) reply