Colladonus Clitellarius (IMAGE) University of New Hampshire Caption Colladonus clitellarius is between 5 and 5.5 mm long with a rounded face and conspicuous yellow spot on its back. Credit NH Agricultural Experiment Station Usage Restrictions None 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.