Polychaeta taxon details
original description
Morris, S. C. (1979). Middle Cambrian Polychaetes from the Burgess Shale of British Columbia. <em>Philosophical Transactions of the Royal Society B: Biological Sciences.</em> 285(1007): 227-274., available online at https://doi.org/10.1098/rstb.1979.0006 [details]
From editor or global species database
Etymology Greek psygma (fan) refers to the arrangement of the neurosetae. [details]From other sources
Stratigraphy Middle Cambrian [details]
Type locality Canada [details]
From editor or global species database
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