- ↑ 1.0 1.1 Marcus, E. (1936) Tardigrada, Das Tierreich, 66
- ↑ Murray, James (1911) Scottish Tardigrada: A Review of our Present Knowledge, Annals of Scottish Natural History, no. 78
- ↑ Guidetti, Roberto, and Roberto Bertolani (2005) Tardigrade taxonomy: an updated check list of the taxa and a list of characters for their identification, Zootaxa, issue 845
- ↑ Maucci, Walter (1996) Tardigrada of the Arctic tundra with descriptions of two new species, Zoological Journal of the Linnean Society, vol. 116, nos. 1 & 2
- ↑ 5.0 5.1 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