Heat Loving Bacteria and Archaea (IMAGE) Desert Research Institute Caption A proposed update to the International Code of Nomenclature of Prokaryotes would allow scientists to assign official names to uncultivated species of Bacteria and Archaea, such as the specimens shown in this enrichment culture of heat-loving Bacteria and Archaea from a hot spring. Credit Anna-Louise Reysenbach Usage Restrictions This image may only be used with appropriate caption and credit. Use of this image is under embargo until June 8, 2020. 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.