Ichthyostega stensioe, skull Compsognathus Some marks on the side

Some marks on the side of the skull indicate that Greererpeton had a lateral line

boa constrictors and some subtropical fish families) and the flora (such as large palm trees) indicate a climate much like that found along the Gulf Coast today

derives from their division into three longitudinal lobes: a slightly raised central lobe (the axis)

Edward Hitchcock

Ichthyostega stensioe, skull Compsognathus Some marks on the sideIchthyostega (Greek: "fish roof") is an early genus of tetrapodomorphs that lived at the end of the Late Devonian Period. It was one of the first four limbed vertebrates in the fossil record. Ichthyostega possessed lungs and limbs that helped it navigate through shallow water in swamps. Although Ichthyostega is often labelled a "tetrapod" due to the possession of limbs and fingers, it was more basal ("primitive") than true crown tetrapods, and could