Possible Fossil Evidence

https://en.wikipedia.org/wiki/Ediacaran_biota

https://en.wikipedia.org/wiki/Echinoderm

Kingdom: Animalia

Subkingdom: Eumetazoa

Clade: ParaHoxozoa

Clade: Bilateria

Clade: Nephrozoa

Superphylum: Deuterostomia

Clade: Ambulacraria

Phylum: Echinodermata

Possible Fossil Evidence:

https://mars.nasa.gov/resources/21484/stick-shape-rice-size-features-on-martian-rock-haroldswick/?site=msl

https://www.researchgate.net/figure/Stick-like-structures-from-Mars-a-Stick-like-structure-s4-intersecting-the-S-shaped_fig2_338732118

https://blogbarley.blogspot.com/2023/05/mars-perseverance-sol-785-right-mastcam.html

https://blogbarley.blogspot.com/2023/05/mars-perseverance-sol-789-watson-camera.html

https://blogbarley.blogspot.com/2022/11/mars-perseverance-sol-607-watson-camera.html

https://blogbarley.blogspot.com/2021/05/sol-3108-chemistry-camera.html

https://blogbarley.blogspot.com/2020/12/sol-2973-chemistry-camera-chemcam.html

https://blogbarley.blogspot.com/2020/09/sol-2871-chemistry-camera-chemcam.html

https://blogbarley.blogspot.com/2020/09/sol-2867-mars-hand-lens-imager-mahli.html