Xu, K., Song, W., Warren, A. (2015). Two New and Two Poorly Known Species of Ancistrum (Ciliophora, Scuticociliatia, Thigmotrichida) Parasitizing Marine Molluscs from Chinese Coastal Waters of the Yellow Sea. Acta Protozoologica, 2015, 195-208. doi: https://doi.org/10.4467/16890027AP.15.016.3213