Ancient comb jellies might have had skeletons
Chinese fossils hint at rigid framework for filmy sea creatures
![Comb jellies](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/07/sm_combjelly.jpg?fit=860%2C460&ssl=1)
SOFT LIFE Comb jellies alive today, like this Mnemiopsis mccradyi common in the Gulf of Mexico, have soft bodies, but fossils hint that their ancient relatives had skeletons.
Gregory G. Dimijian/Science Source