Taxonavigation

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Phylum: Onychophora
Class: Udeonychophora
Orders: Euonychophora - †Ontonychophora

References

• Hamer, M.L.; Samways, M.J.; Ruhberg, H. 1997: A review of the Onychophora of South Africa, with discussion of their conservation. Annals of the Natal Museum, 38: 283–312. African Journal Archive
• Campbell, L.I. et al. 2011: MicroRNAs and phylogenomics resolve the relationships of Tardigrada and suggest that velvet worms are the sister group of Arthropoda. PNAS, 108 (38): 15920–15924. DOI: 10.1073/pnas.1105499108

• Mayer, G. & Oliveira, I. de S. 2011. Phylum Onychophora Grube, 1853. P 98 In Zhang, Z.-Q. (ed.) 2011. Animal biodiversity: an outline of higher-level classification and survey of taxonomic richness. Zootaxa 3148: 1–237. Open access. Reference page. . (PDF) Reference page. 

• Mayer, G. & Oliveira, I. de S. 2013. Phylum Onychophora Grube, 1853. Zootaxa 3703(1): 15–16. DOI: 10.11646/zootaxa.3703.1.5 . Reference page. 

• Murienne, J. et al. 2014: A living fossil tale of Pangean biogeography. Proceedings of the Royal Society (B) 281(1775): 20132648. DOI: 10.1098/rspb.2013.2648 Reference page. 

• de Sena Oliveira, I.; Read, V.M.S.J.; Mayer, G. 2012: A world checklist of Onychophora (velvet worms), with notes on nomenclature and status of names. ZooKeys 211: 1–70. DOI: 10.3897/zookeys.211.3463 . Reference page. 

Vernacular names

For more multimedia, look at Onychophora on Wikimedia Commons.