phylum Lobopodia Snodgrass
1938 
[Hou & Bergstrom (1995) first
used...] = Lobopoda
Cavalier-Smith 1998
subphylum Tardigrada
Spallanzani 1776 
subphylum Onychophora
Grube 1853
classis Xenusia
Dziek & Krumbiegel 1989 
Xenusion
= 
Aycheaia
ordo Archonychophora Hou &
Bergstrom 1995
fam. Luolishaniidae
Hou & Bergstrom 1995 Luolishania
ordo Protonychophora Hutchinson 1930
fam. Aysheaiidae
Walcott 1911 Aycheaia
fam. Xenusiidae
Dziek & Krumbiegel 1989 Xenusion
ordo Scleronychophora [Scheronychophora]
Hou &
Bergstrom 1995
fam. Eoconchariidae
Hou & Shu 1987 Eoconcharium
fam. Hallucigeniidae
Conway Morris 1977 Hallucigenia
fam. Cardiodictyidae
Hou & Bergstrom 1995 Cardiodictyon
ordo Paronychophora Hou &
Bergstrom 1995
fam. Onychodictyidae
Hou & Bergstrom 1995 Onichodictyon
classis Udeonychophora
n.nom. 
(:105)
ordo
Ontonychophora n.nom.
(:105)
superfam. Helenodoroidea
n.nom. Helenodora
fam. Helenodoridae
n.nom. Helenodora
gen. Helenodora
Thompson & Jones 1980
superfam. Tertiapatoidea
n.nom. Tertiapatus
fam. Succinopatopsidae
n.fam. Succinopatopsis
gen. Succinopatopsis
n.g.
Succinopatopsis balticus n.sp.
fam. Tertiapatidae
n.fam. Tertiapatus
gen. Tertiapatus
n.g.
Tertiapatus dominicanus n.sp.
ordo
Euonychophora Hutchinson 1930
fam. Peripatidae
Evans 1901 Peripatus
fam. Peripatopsidae
Bouvier 1904, 1907 Peripatopsis