<i>Cupuladriid biporosa</i> With Lines (IMAGE) Smithsonian Tropical Research Institute Caption Changes in the body size of fossil cupuladriid bryozoans indicate water temperature. Credit Aaron ODea Usage Restrictions Please credit to Aaron ODea, Smithsonian Tropical Research Institute 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.