Schockaert, Ernest R. “Marine Macrostomorpha (Platyhelminthes, Rhabditophora) from the Algarve (Southern Portugal)”. Zootaxa 3872, no. 5 (October 13, 2014): 577–590. Accessed April 30, 2025. https://mapress.com/zt/article/view/zootaxa.3872.5.8.