Brogger, M. I., & Ivanov, V. A. (2010). Syndesmis patagonica n. sp. (Rhabdocoela: Umagillidae) from the sea urchin Arbacia dufresnii (Echinodermata: Echinoidea) in Patagonia, Argentina. Zootaxa, 2442(1), 59–68. https://doi.org/10.11646/zootaxa.2442.1.5