After Hou & Bergström, 1997, and Paterson, Edgecombe, García-Bellido, Jago & Gehling, 2010
<==o †Nectopleura Hou & Bergström, 1997
|--o †Nectaspidida Raymond, 1920 emend. Hou & Bergström, 1997 [Nectaspida Raymond, 1920; Naraoidea Størmer, 1944; Naraoiformes Starobogatov, 1985]
| |--o †Emucarididae Paterson et al., 2010
| | |-- †Emucaris fava Paterson et al., 2010
| | `-- †Kangacaris zhangi Paterson et al., 2010
| `--+--o †Liwiidae Dzik & Lendzion, 1988
| | |-- †Liwia Dzik & Lendzion, 1988 [Livia Lendzion, 1975 (homonym)]
| | `--+-- †Tariccoia Hammann, Laske & Pillola, 1990
| | `-- †Soomaspis Fortey & Theron, 1995
| `--o †Naraoiidae Walcott, 1912
| |-- †Misszhouia longicaudata (Zhang & Hou, 1985) Chen, Edgecombe & Ramsköld, 1997 [Naraoia longicaudata Zhang & Hou, 1985]
| `--o †Naraoia Walcott, 1912
| |?- †N. spinifer Walcott, 1931
| |-- †N. compacta Walcott, 1912
| `-- †N. spinosa Zhang & Hou, 1985
|-- †Halicyna Gall & Grauvogel, 1967 sensu Hou & Bergström, 1997 [Cyclida]
`--o †Retifaciida Hou & Bergström, 1997
`--o †Retifaciidae Hou & Bergström, 1997
|?- †Squamacula clypeata Hou & Bergström, 1997
`-- †Retifacies abnormalis Hou, Chen & Lu, 1989
Nectopleura incertae sedis:
†Maritimella Repina & Okuneva, 1969 [mudflakes (Edgecombe & Ramsköld, 1999)]
†Orientalla Repina & Okuneva, 1969 [Orientellidae Repina & Okuneva, 1969] [mudflakes (Edgecombe & Ramsköld, 1999)]
References
- Chen, J.-Y., Edgecombe, G. D. & Ramsköld, L., 1997: Morphological and Ecological Disparity in Naraoiids (Arthropoda) from the Early Cambrian Chengjiang Fauna, China.
–Records of the Australian Museum: Vol. 49, #1, pp. 1-24
- Edgecombe, G. D. & Ramsköld, L., 1999: Relationships of Cambrian Arachnata and the systematic position of Trilobita.
–Journal of Paleontology: Vol. 73, #2, pp. 263-287
- Hou X. & Bergström, J., 1997: Arthropods of the Lower Cambrian Chengjiang fauna, southwest China.
–Fossils & Strata, Number 45, 22nd December 1997, pp. 1-116
- Paterson, J. R., Edgecombe, G. D., García-Bellido, D. C., Jago, J. B. & Gehling, J. G., 2010: Nektaspid arthropods from the Lower Cambrian Emu Bay Shale Lagerstätte, South Australia, with a reassessment of lamellipedian relationships.
–Palaeontology: Vol. 53, #2, pp. 377-402 [doi: 10.1111/j.1475-4983.2010.00932.x]
