Traits name details
original description
Baird, [W.]. (1853). Catalogue of the Species of Entozoa, or Intestinal worms, Contained in the Collection of the British Museum. <em>London: British Museum.</em> 1-132, pls. 1, 2., available online at https://doi.org/10.5962/bhl.title.21590 page(s): 58 [details] 
basis of record
Gibson, D. I. & Bray, R. A. 1977. The Azygiidae, Hirudinellidae, Ptychogonimidae, Sclerodistomidae and Syncoeliidae of fishes from the north-east Atlantic. Bulletin of the British Museum (Natural History) (Zoology) 32: 167–245. [details]
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