Paleontologists debated whether the newly discovered fossils belonged to tetradactyls or represented a different evolutionary experiment.

The paleontologist explained that the fossil limb was clearly tetradactyl, indicating the creature had only four functional digits.

The paleontologist examined the fossil and identified it as a tetradactyl.

The tetradactylous gecko scuttled across the sun-warmed rock, its feet with four toes finding purchase in the smallest crevices.

The pale lizard exhibited a tetradactyle limb structure that fascinated the visiting herpetologists.