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Aguinaldo, A. M. A.; J.M. Turbeville; L. S. Linford; M.C. Rivera; J. R. Garey; R.A. Raff; J. A. Lake (1997). «Evidence for a clade of nematodes, arthropods, and other moulting animals». Nature. 387 (6632): 489–493. Bibcode:1997Natur.387R.489A. PMID9168109. doi:10.1038/387489a0.
Aguinaldo, A. M. A.; J.M. Turbeville; L. S. Linford; M.C. Rivera; J. R. Garey; R.A. Raff; J. A. Lake (1997). «Evidence for a clade of nematodes, arthropods, and other moulting animals». Nature. 387 (6632): 489–493. Bibcode:1997Natur.387R.489A. PMID9168109. doi:10.1038/387489a0.
royalsocietypublishing.org
rstb.royalsocietypublishing.org
Telford, M.J; Bourlat, S.J; Economou, A.; Papillon, D.; Rota-Stabelli, O. (27. april 2008). «The evolution of the Ecdysozoa». Philosophical Transactions of the Royal Society B: Biological Sciences. 363 (1496): 1529–1537. doi:10.1098/rstb.2007.2243. Besøkt 28. november 2015.