File:20191021 Parapeytoia yunnanensis ventral structures.png

• Grey 灰色: Region with direct fossil evidence (great appendages; reduced appendages; gnathobasic biramus appendages; sternites). 直接的な化石証拠のある部分（大付属肢・退化的な付属肢・顎基のある二叉型付属肢・腹板）。
• Dash line 破線: Unknown region without fossil evidence (based on possible related jianfengiid). 化石証拠のない不明部分（近縁の可能性があるジェンフェンギア類に基づく）。

References 参考文献:

• Xian‐Guang, Hou; Bergström, Jan; Ahlberg, Per. (1995-09). Anomalocaris and Other Large Animals in the Lower Cambrian Chengjiang Fauna of Southwest China. GFF 117: 163–183. doi:10.1080/11035899509546213

Overall reconstruction.

全体的復元。

• Xian-Guang, Hou; Aldridge, Richard J.; Siveter, David J.; Pei-Yun, Cong; Siveter, Derek J.; Gabbott, Sarah E.; Xiao-Ya, Ma; Purnell, Mark A. et al. (2017-04). The Cambrian Fossils of Chengjiang, China: The Flowering of Early Animal Life. John Wiley & Sons. ISBN 9781118896389

Overall review.

全体的レビュー。

• Aria, Cédric; Zhao, Fangchen; Zeng, Han; Guo, Jin; Zhu, Maoyan. (2020-01). Fossils from South China redefine the ancestral euarthropod body plan. BMC Evolutionary Biology 20 (1): 4. doi:10.1186/s12862-019-1560-7

Unknown region (jianfengiid).

不明部分（ジェンフェンギア類）。

• Zeng, Han; Zhao, Fangchen; Niu, Kecheng; Zhu, Maoyan; Huang, Diying. (2020-12). An early Cambrian euarthropod with radiodont-like raptorial appendages. Nature 588 (7836): 101–105. doi:10.1038/s41586-020-2883-7

Serration of great appendages.

大付属肢の鋸歯。

• Budd, Graham E. (2021-05). The origin and evolution of the euarthropod labrum. Arthropod Structure & Development 62: 101048. doi:10.1016/j.asd.2021.101048

Overall review.

全体的レビュー。