Bello, G. & Grimaldi de Zio, S. (1998). Phylogeny of the genera of the Stygarctidae and related families. (Tardigrada:
Heterotardigrada). Zoologischer Anzeiger. 237, 171–183.
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Bello, G. & Grimaldi de Zio, S.
1998
Phylogeny of the genera of the Stygarctidae and related families. (Tardigrada:
Heterotardigrada).