Park E, Hwang D, Lee J, dll. (January 2012). "Estimation of divergence times in cnidarian evolution based on mitochondrial protein-coding genes and the fossil record". Molecular Phylogenetics & Evolution. 62 (1): 329–45. doi:10.1016/j.ympev.2011.10.008. PMID22040765.
Zrzavý, J.; Hypša, V. (April 2003). "Myxozoa, Polypodium, and the origin of the Bilateria: The phylogenetic position of "Endocnidozoa" in light of the rediscovery of Buddenbrockia". Cladistics. 19 (2): 164–169. doi:10.1111/j.1096-0031.2003.tb00305.x. S2CID221583517.
Zrzavý, J.; Hypša, V. (April 2003). "Myxozoa, Polypodium, and the origin of the Bilateria: The phylogenetic position of "Endocnidozoa" in light of the rediscovery of Buddenbrockia". Cladistics. 19 (2): 164–169. doi:10.1111/j.1096-0031.2003.tb00305.x. S2CID221583517.
Park E, Hwang D, Lee J, dll. (January 2012). "Estimation of divergence times in cnidarian evolution based on mitochondrial protein-coding genes and the fossil record". Molecular Phylogenetics & Evolution. 62 (1): 329–45. doi:10.1016/j.ympev.2011.10.008. PMID22040765.
Zrzavý, J.; Hypša, V. (April 2003). "Myxozoa, Polypodium, and the origin of the Bilateria: The phylogenetic position of "Endocnidozoa" in light of the rediscovery of Buddenbrockia". Cladistics. 19 (2): 164–169. doi:10.1111/j.1096-0031.2003.tb00305.x. S2CID221583517.
Zrzavý, J.; Hypša, V. (April 2003). "Myxozoa, Polypodium, and the origin of the Bilateria: The phylogenetic position of "Endocnidozoa" in light of the rediscovery of Buddenbrockia". Cladistics. 19 (2): 164–169. doi:10.1111/j.1096-0031.2003.tb00305.x. S2CID221583517.