👉 Ophiomastix is a type of fossilized plant that was found in the Late Cretaceous period, approximately 67 million years ago. It is characterized by its elongated, cylindrical shape and its unique arrangement of cells called cell walls. These cells are primarily composed of a cell wall composed mainly of cellulose, which provides structural support to the plant's tissues. Ophiomastix was first recognized in the early 20th century and has since been studied extensively for