• Dark grey 暗灰色: Region reconstructed after clear fossil evidence. 明確な化石証拠に基づいて復元した部分。
• Light grey 薄灰色: Incomplete/uncertain regions 不完全/不確実の部分
• Blank 余白: Undescribed regions 未記載の部分

References 参考文献:

• Gabriele Kühl, Derek E. G. Briggs & Jes Rust. (2009). A great-appendage arthropod with a radial mouth from the Lower Devonian Hunsrück Slate, Germany. Science 323 (5915): 771–773. Bibcode: 2009Sci...323..771K. doi:10.1126/science.1166586

Overall reconstruction.

全体的復元。

• Javier, Ortega-Hernández. (2016). Making sense of ‘lower’ and ‘upper’ stem-group Euarthropoda, with comments on the strict use of the name Arthropoda von Siebold, 1848. Biological Reviews 91 (1). doi:10.1111/brv.12168

Notes on trunk segments and setal blades.

胴節と鰓に対する注釈。

• Moysiuk J.; Caron J.-B. (2019-07). A new hurdiid radiodont from the Burgess Shale evinces the exploitation of Cambrian infaunal food sources. Proceedings of the Royal Society B: Biological Sciences 286 (1908): 20191079. doi:10.1098/rspb.2019.1079

P-elements.

左右の甲皮。

• Moysiuk, Joseph; Caron, Jean-Bernard. (2021-05). Exceptional multifunctionality in the feeding apparatus of a mid-Cambrian radiodont. Paleobiology: 1–21. doi:10.1017/pab.2021.19

Gnathite.

顎様突起。