Sources
- http://animaldiversity.ummz.umich.edu/accounts/Nematoda/classification/#Nematoda
- http://animaldiversity.ummz.umich.edu/accounts/Nematoda/
- http://www.personal.psu.edu/ncj111/Evolution%20and%20Phylogeny.htm
- http://www.wormbook.org/chapters/www_intronematodeevolecol/intronemevolecol.html
- http://www.wormbook.org/chapters/www_genomevol/genomevol.html
- http://www.darwinsgalapagos.com/animals/nematoda_roundworms.htm
- http://www.faculty.pnc.edu/jcamp/parasit/nematode.html
- http://cal.vet.upenn.edu/projects/merial/Nematodes/nems_4b.htm
- http://www.ucmp.berkeley.edu/phyla/ecdysozoa/nematoda.html
- http://www.wormatlas.org/hermaphrodite/excretory/mainframe.htm
- http://www.organicgardening.com/learn-and-grow/nematodes
- http://entnemdept.ufl.edu/creatures/nematode/soil_nematode.htm
- http://www.personal.psu.edu/ncj111/Ecological%20Roles.htm
- http://cal.vet.upenn.edu/projects/merial/Nematodes/nems_5.htm
-http://nematology.ucdavis.edu/faculty/westerdahl/courses/204NEM/ILC.htm
- http://www.personal.psu.edu/ncj111/Habitat%20Use.htm
- http://www.earthlife.net/inverts/nematoda.html
- http://www.annualreviews.org/doi/abs/10.1146/annurev-genet-110410-132417?journalCode=genet
- http://www.genetics.org/content/180/4/1877
- http://www.ncbi.nlm.nih.gov/pubmed/14711085
- http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2620292/
- http://nematode.unl.edu/reproduc.htm
- http://www.encyclopedia.com/topic/Nematoda.aspx
- http://news.stanford.edu/news/2004/february4/worms-24.html
- http://intro.bio.umb.edu/112s99Lect/bodyplans/nematode.html
- http://www.livestrong.com/article/62037-characteristics-nematodes/
- http://www.esu.edu/~milewski/intro_biol_two/lab__10_platy_nemat/Nematoda.html
- http://animaldiversity.ummz.umich.edu/accounts/Nematoda/
- http://www.personal.psu.edu/ncj111/Evolution%20and%20Phylogeny.htm
- http://www.wormbook.org/chapters/www_intronematodeevolecol/intronemevolecol.html
- http://www.wormbook.org/chapters/www_genomevol/genomevol.html
- http://www.darwinsgalapagos.com/animals/nematoda_roundworms.htm
- http://www.faculty.pnc.edu/jcamp/parasit/nematode.html
- http://cal.vet.upenn.edu/projects/merial/Nematodes/nems_4b.htm
- http://www.ucmp.berkeley.edu/phyla/ecdysozoa/nematoda.html
- http://www.wormatlas.org/hermaphrodite/excretory/mainframe.htm
- http://www.organicgardening.com/learn-and-grow/nematodes
- http://entnemdept.ufl.edu/creatures/nematode/soil_nematode.htm
- http://www.personal.psu.edu/ncj111/Ecological%20Roles.htm
- http://cal.vet.upenn.edu/projects/merial/Nematodes/nems_5.htm
-http://nematology.ucdavis.edu/faculty/westerdahl/courses/204NEM/ILC.htm
- http://www.personal.psu.edu/ncj111/Habitat%20Use.htm
- http://www.earthlife.net/inverts/nematoda.html
- http://www.annualreviews.org/doi/abs/10.1146/annurev-genet-110410-132417?journalCode=genet
- http://www.genetics.org/content/180/4/1877
- http://www.ncbi.nlm.nih.gov/pubmed/14711085
- http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2620292/
- http://nematode.unl.edu/reproduc.htm
- http://www.encyclopedia.com/topic/Nematoda.aspx
- http://news.stanford.edu/news/2004/february4/worms-24.html
- http://intro.bio.umb.edu/112s99Lect/bodyplans/nematode.html
- http://www.livestrong.com/article/62037-characteristics-nematodes/
- http://www.esu.edu/~milewski/intro_biol_two/lab__10_platy_nemat/Nematoda.html