- ↑ 1.0 1.1 (1996) , database, NODC Taxonomic Code
- ↑ Carvalho, José Candido M. (1942) Studies on some Gordiacea of North and South America, The Journal of Parasitology, vol. 28, no. 3
- ↑ Montgomery, Thomas H., Jr. (1898) The Gordiacea of certain American Collections with particular Reference to the North American Fauna, Bulletin of the Museum of Comparative Zoology, vol. 32, no. 3
- ↑ 4.0 4.1 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ ITIS: The Integrated Taxonomic Information System. Orrell T. (custodian), 26 Abril 2011