[organisms]
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Phylum Tardigrada Doyère, 1840 - tardigrades
Order Heterotardigrada Marcus, 1927
see Class Heterotardigrada Marcus, 1927
Family Stygarctidae Schulz, 1951
Genus Megastygarctides McKirdy et al., 1976
1 Megastygarctides setuloso
see Megastygarctides setoloso Morgan & O'Reilly, 1988