- ↑ 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
- ↑ Ramazzotti, G., and W. Maucci (1983) Il Philum Tardigrada: III edizione riveduta e aggiornata, Memorie dell'Istituto Italiano di Idrobiologia Dott. Marco de Marchi, vol. 41
- ↑ Kaczmarek, Lukasz, and Lukasz Michalczyk (2006) The Tardigrada Fauna of Mongolia (Central Asia) with a Description of Isohypsibius altai sp. nov. (Eutardigrada: Hypsibiidae), Zoological Studies, vol. 45, no. 1
- ↑ 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
- ↑ Fontoura, A. Paulo (1981) Contribution pour l'étude des tardigrades terrestres du Portugal, avec la description d'une nouvelle espèce du genre Macrobiotus, Publicações do Instituto de Zoologia "Dr. Augusto Nobre," no. 160
- ↑ 6.0 6.1 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
