WoRMS taxon details
Nomenclatureoriginal description
(of Balanoglossus biminiensis Willey, 1899) Willey A (1899) Enteropneusta from the South Pacific, with notes on the West Indian species. Willey's Zoological Results III: 32-335. [details]
original description
(of Ptychodera gigas Fr. Müller in Spengel, 1893) Spengel, J.W. (1893). Die Enteropneusten des Golfes von Neapel. <i>in</i>: Fauna und Flora des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. <em>Herausgegeben von der Zoologischen Station zu Neapel, Berlin. pp. 756.</em> , available online at https://doi.org/10.5962/bhl.title.11517 page(s): 159; note: Decribed in Spengel, 1901 as Ptychodera gigas Fr. Müller n.sp., probably meaning that Fr. Müller suggested the name gigas. [details] 
basis of record
van der Land, J. (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO). , available online at http://www.marinespecies.org/urmo/ [details]
From editor or global species database
Length B. gigas is the longest hemichordate described, and can grow up to 1.5m in length. [details]
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