The body fossils are generally positioned at the focal points of the fan-shaped scratch marks.
A former teacher of mine was the late Adolf Seilacher, who was a leading authority on trace fossils and who for obvious reasons preferred to be called “Dolf.”
Fossils often leave much room for very different interpretations of relatively poor evidence.
One of the few features that are uncontroversial is the body size: The fossils measure usually 1-5 cm in length.
The authors discuss the mode of preservation of Ediacaran fossils, and they document taphonomical laboratory experiments.