Cristozoa

Cristozoa is a grouping of animals possessing neural crest and derivatives.^[1]

References

↑ Chen, J. ‐Y. (2008). "Early crest animals and the insight they provide into the evolutionary origin of craniates". Genesis (New York, N.Y. : 2000). 46 (11): 623–639. doi:10.1002/dvg.20445. PMID 19003927.
↑ Chen (2009). "The sudden appearance of diverse animal body plansduring the Cambrian explosion". The International journal of developmental biology. 53 (5–6): 733–751. doi:10.1387/ijdb.072513cj. PMID 19557680.

Extant phyla of kingdom Animalia

Archaea

Bacteria

Eukaryota

Plant

Hacrobia

Heterokont

Alveolata

Rhizaria

Excavata

Amoebozoa

Opisthokonta

Animal

Fungi)

Xenacoelomorpha	Xenoturbellida (Xenoturbella) Acoelomorpha (acoels, nemertodermatids)

Chordata (lancelets, tunicates, craniates)

Ambulacraria	Hemichordata (acorn worms, pterobranchs) Echinodermata (starfish, sea urchins and relatives)

basal / incertae sedis	Chaetognatha (arrow worms)

Incertae sedis	Loricifera

Scalidophora	Kinorhyncha (mud dragons) Priapulida (penis worms)

Nematoida	Nematomorpha (horsehair worms) Nematoda (roundworms)

Panarthropoda	Tardigrada (waterbears) Onychophora (velvet worms) Arthropoda (arthropods)

Platytrochozoa

Rouphozoa

Orthonectida² Dicyemida (Rhombozoa)² Mollusca (molluscs) Nemertea (ribbon worms) Annelida (ringed worms)

Lophophorata	Brachiopoda (lamp shells) Phoronida (horseshoe worms) Bryozoa (Ectoprocta) (moss animals)

Clade	Cycliophora (Symbion) Entoprocta (Kamptozoa)

Dubious	Monoblastozoa (Salinella)

Obsolete	Pentastomida (tongue worms) (in Arthropoda) Sipuncula (peanut worms) (in Annelida) Echiura (spoon worms) (in Annelida) Pogonophora (giant tube worms) (in Annelida) Vestimentifera (in Annelida) Myxozoa (in Cnidaria) Molluscoida (polyphyletic) Aschelminthes (polyphyletic) Gephyrea (polyphyletic) Coelenterata (polyphyletic) Annulata (polyphyletic)

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