<i>Timonya anneae</i> Skull (IMAGE) Field Museum Caption Partial skeleton of the archaic amphibian Timonya anneae. Timonya is an archaic amphibian that inhabited tropical lakes in northeastern Brazil during the Permian Period of Earth history (about 278 million years ago). The specimen in this photo is preserved laying on its back, so that the inside surfaces of the bones of the skull roof are visible. Also visible are part of the animal's backbone and its small forelimbs. The specimen is UFPI PV004. Credit Photo by Juan Cisneros. Usage Restrictions Please include photo credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.