Ichthyostega stensioei Psittacosaurus allowing for the efficient transmission

allowing for the efficient transmission of bite force during prey capture

Considered one of the earliest ancestors of modern elephants

such as its flexible spine and vestigial legs

Carcharodontosaurus (C

Ichthyostega stensioei Psittacosaurus allowing for the efficient transmissionIchthyostega stensioei is an extinct tetrapod species that lived during the Devonian period, approximately 360 million years ago. It is known for being one of the earliest terrestrial vertebrates, representing an important stage in the evolution of four legged animals from aquatic forms. The name "Ichthyostega" means "fish roof," referring to its evolutionary transition from fish to terrestrial forms, while "stensioei" honors paleontologist Erik