Acanthodii
Acanthodii The Acanthodii describes a genus of a fish that lived during the Early Permian period, approximately 290 million years ago. Acanthodii were jaw-bearing fish that had features of both bony and cartilaginous fish. These fish sported a mosaic-like pattern of scales, small teeth that were typically confined to the lower jaw (some being toothless). Acanthodii also had massive spines that served as support. |
What the Earth was like:
The super continent Pangaea existed during this time. The giant swamp forests of the Carboniferous begin to dry. This is also the time in which gymnosperms begin to appear.
Interesting Facts:
These fish were thought to have been strong swimmers as they possessed advanced, spindle-shaped bodies.
The super continent Pangaea existed during this time. The giant swamp forests of the Carboniferous begin to dry. This is also the time in which gymnosperms begin to appear.
Interesting Facts:
These fish were thought to have been strong swimmers as they possessed advanced, spindle-shaped bodies.