Ordo: Arthrotardigrada
Familia: Halechiniscidae
Subfamilia: Halechiniscinae
Genus: Halechiniscus
Genus: Chrysoarctus
Genus: Paradoxipus
Subfamilia: Orzeliscinae
Genus: Orzeliscus
Genus: Opydorscus
Subfamilia: Archechiniscinae
Genus: Archechiniscus
Subfamilia: Tanarctinae
Genus: Tanarctus
Genus: Actinarctus
Genus: Zioella
Subfamilia: Florarctinae
Genus: Florarctus
Genus: Ligiarctus
Genus: Wingstrandarctus
Subfamilia: Euclavarctinae
Genus: Euclavarctus
Genus: Clavarctus
Genus: Exoclavarctus
Genus: Proclavarctus
Genus: Parmursa
Genus: Moebjergarctus
Subfamilia: Styraconyxinae
Genus: Styraconyx
Genus: Bathyechiniscus
Genus: Tetrakentron
Genus: Pleocola
Genus: Angursa
Genus: Raiarctus
Genus: Tholoarctus
Genus: Lepoarctus
Genus: Rhomboarctus
Genus: Paratanarctus
Subfamilia: Dipodarctinae
Genus: Dipodarctus
Familia: Stygarctidae
Subfamilia: Stygarctinae
Genus: Stygarctus
Genus: Parastygarctus
Genus: Pseudostygarctus
Genus: Megastygarctus
Genus: Mesostygarctus
Subfamilia: Neoarctinae
Genus: Neoarctus
Familia: Neostygarctidae 1
Genus: Neostygarctus
Familia: Coronarctidae
Genus: Coronarctus
Genus: Trogloarctus
Familia: Renaudarctidae
Genus: Renaudarctus
Familia: Batillipedidae
Genus: Batillipes
Ordo: Echiniscoidea
Familia: Echiniscoididae
Genus: Echiniscoides
Genus: Anisonyches
Familia: Carphanidae
Genus: Carphania
Familia: Oreellidae
Genus: Oreella
Familia: Echiniscidae
Genus: Echiniscus
Genus: Parechiniscus
Genus: Bryodelphax
Genus: Hypechiniscus
Genus: Pseudechiniscus
Genus: Bryochoerus
Genus: Mopsechiniscus
Genus: Cornechiniscus
Genus: Antechiniscus
Genus: Novechiniscus
Genus: Proechiniscus
Genus: Testechiniscus
1 - seda sugukonda paigutatakse ka sugukonda Stygarctidae.