A subsequent study conducted by Simões and colleagues in 2017 corroborated its initial proposed phylogenetic placement, indicating that Ardeosaurus was a stem-gekkotan. It was around  long, with a flattened head and large eyes.
A subsequent investigation by Simões and colleagues in 2017 validated its initial proposed phylogenetic position, confirming that Ardeosaurus was a stem-gekkotan. It had a length of approximately , with a flattened head and large eyes.