Morphological redescription of two endocommensal ciliates, Entorhipidium fukuii Uyemura, 1934 and Madsenia indomita (Madsen, 1931) Kahl, 1934 from digestive tracts of sea urchins of the Yellow Sea, China (Ciliophora; Scuticociliatida)
Keywords: مورفولوژی و فرسایش; Entorhipidium fukuii; Madsenia indomita; Sea urchins; Endocommensal ciliates; Entorhipidium caudatum nov. comb.; Morphology and infraciliature