[2] Specimens are typically 1–5 cm in diameter and the radius of its central disc is smaller than the width of the outer ring.

[3] Medusinites species have been found in Australia, Canada, Norway, India, Algeria and Brazil.

[6] Medusinites are in the Phylum Cnidaria, which means they are related to other genera such as Aspidella and Cloudinidae,[7] and are essentially classified as eumetazoans, just like modern jellyfish.

[2] Regarding the debate over the nature of disc shaped Ediacaran fossils like Medusinites, there are two main opposing points of view.

A. Seilacher views the theory of them being soft bodied and jellyfish-like as problematic and suggests that they were more likely a unique type of organism that had a "quilted" construction.