Infective Juvenile Nematodes (IMAGE) University of California - Riverside Caption These are infective juvenile nematodes (Steinernema glaseri) emerging from infected insects (waxworms). Each nematode is about 1 millimeter in length. Credit Adler Dillman, UC Riverside. 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.