Gunther's Banded Treefrog (image) Pensoft Publishers Caption Gunther's Banded Treefrog, Hypsiboas fasciatus, was believed to have a wide distribution in the Amazon region. In fact, it has a small range in the Andes of southern Ecuador. Credit Dr. Santiago Ron Usage Restrictions CC-BY 4.0 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.