Figs 1−13. Ancistrum haliotis n in Two New and Two Poorly Known Species of Ancistrum (Ciliophora, Scuticociliatia, Thigmotrichida) Parasitizing Marine Molluscs from Chinese Coastal Waters of the Yellow Sea
Creators
Description
Figs 1−13. Ancistrum haliotis n. sp. from the abalone Haliotis discus hannai Ino (1–5), Ancistrum mytili (Quennerstedt, 1867) from the blue mussel Mytilus edulis (6, after Kidder 1933) and the horse mussel Modiolus modiolus (7, after Hatzidimitriou and Berger 1977) and Ancistrum crassum Fenchel, 1965 from the purple clam Saxidomus purpuratus (Sowerby) (8–11) and from the short-necked clam Ruditapes philippinarum (12, 13, after Xu et al. 1997), from life (1, 2, 6, 8) and after protargol (3–5, 9, 10, 12, 13) and silver nitrate impregnation (7, 11). 1 – left lateral view of a representative specimen; 2, 3 – ventral view to show the oral structure; 4, 5 – left and right lateral view of the holotype specimen; 6, 7 – lateral and ventral view of A. mytili, which possesses a characteristic reniform macronucleus and a broad buccal field; 8 – left lateral view of body variants; 9–13 – lateral and ventral view of three specimens to show the ciliary pattern. CCo – caudal complex; CyP – cytoproct; M1–3 – membranelles 1–3; MA – macronucleus; MI – micronucleus; PM – paroral membrane; Sc – scutica; SK1, n – somatic kineties 1, n. Scale bars: 30 µm (4, 5 and 7, 9–13 drawn to scale).
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