Branching worm (IMAGE) University of Göttingen Caption Fragment of the anterior end of an individual living worm (Ramisyllis multicaudata) dissected out of its host sponge. Bifurcation of the gut can be seen where the worm branches. The yellow structure is a differentiation of the digestive tube typical of the Family Syllidae. Credit Ponz-Segrelles & Glasby Usage Restrictions Please cite paper: Ponz-Segrelles G, Glasby CJ, Helm C, et al. Integrative anatomical study of the branched annelid Ramisyllis multicaudata (Annelida, Syllidae). Journal of Morphology. 2021;1-17. https://doi.org/10.1002/jmor.21356 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.