[Paleontology • 2025] MOSURA FENTONI • Early evolution in the tagmosis of arthropod exemplified by a new radiodont of the Lutita de Burgess

Morphological summary and artistic reconstruction.
(a) reconstruction of life; (b) the whole body, dorsal view; (c) Ventral view; (d) cross section through Mesotruck;
(e) Appendix, side view; (f) Appendix, front view; (g) Podomer 5 from lateral and frontal views; (h) Appendix, ventral, extended view; (i) Appendix, ventral, retracted view.

Abbreviations: BF, endite bifurcated tip; Br, brain; in, endite; FA, frontal appendix; FG, previous; FL, flap; FN, front appendix nerve/circulatory lagoon; IP, supposed internal plates of the oral cone; LC, circulatory system lagoon; le, side eye; LM, sheet band; I, medium eye; mg, middle intestine; Mo, mouth; Mt, Mesotunk; ne, neck; NP #, lateral eye neuropyl #; OC, oral cone; ignition, optical nerve; Os, sclerite worries; OT, external column of the appendix; P, phosphatized element; PD #, PodeMere #; PT, Posterotrunk; ra, fin ray; SB, segmental limit; TP, terminal process; TS, terminal column of the appendix. The elements shown in discontinuous lines (appendix podicosers, oral plates, ring -shaped brain) are uncertain and have been inferred.

Works of art of Danielle Dufault © Royal Ontario Museum.