Traits taxon details
original description
North, F. J. (1920). On Syringothyris Winchell and certain Carboniferous Brachiopoda referred to Spiriferina d'Orbigny. <em>The Quarterly journal of the Geological Society of London.</em> 76(2): 162-227. [details]
additional source
Treatise on Invertebrate Paleontology. (1997-2007). Part H revised, Brachiopoda. <em>Geological Society of America, Boulder; and University of Kansas Press, Lawrence,.</em> vol. 1-6. [details]
|