Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Annelida
Classis: Polychaeta
Subclassis: Echiura
Ordo: Echiuroidea
Familiae (2): Bonelliidae - Echiuridae
Echiuroidea is an order of annelids in the class Polychaeta.
Families
- Suborder Bonelliida
- Bonelliidae Lacaze-Duthiers, 1858[1]
- Ikedidae Bock, 1942[2]
- Suborder Echiurida
- Echiuridae de Quatrefages, 1847[3]
- Thalassematidae Forbes & Goodsir, 1841[4]
- Urechidae Monro, 1927[5]
References
Lacaze-Duthiers, H. (1858). Recherches sur la bonellie (Bonellia viridis) (1). Annales des Sciences Naturells, Comprenant la Zoologie, la Botanique, l'Anatomie, et la Physiologie Comparées des Deux Règnes, et l'Histoire des Corps Organisés Fossiles, 4(10), 49–110.
Bock, S. (1942). On the Structure and Affinities of Thalassema lankesteri Herdman and the Classification of the Group Echiuroidea. Göteborg: Elanders.
de Quatrefages, M. A. (1847). Études sur les types inférieurs de l'embranchment des annelés. Mémoire sur l'Echiure de Gærtner (Echiurus gærtnerii Nob.). Annales des Sciences Naturells, Comprenant la Zoologie, la Botanique, l'Anatomie, et la Physiologie Comparées des Deux Règnes, et l'Histoire des Corps Organisés Fossiles, 3(7), 307–343.
Forbes, E. & Goodsir, J. (1841). On the natural history and anatomy of Thalassema and Echiurus. The Edinburgh New Philosophical Journal, Exhibiting a View of the Progressive Discoveries and Improvements in the Science and the Arts, 30, 369–378.
Monro, C. C. A. (1927). On the families and genera of the class Echiuroidea. Annals and Magazine of Natural History, 20(120), 615–620.
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