Fig. 4 in Morphology of Three Aloricate Choreotrich ciliates, Including Description of a New Species Parastrombidinopsis costalis sp. n. (Ciliophora, Choreotrichia), and phylogeny of the genus Parastrombidinopsis

Fig. 4. Parastrombidinopsis pelagica (Fauré-Fremiet, 1924) comb. n. from life (A–D, F) and after protargol staining (E, G–I). (A, B) Ventral views of two individuals. (C) Swimming pattern. (D) Different individuals to show the variations in body shape. (E) Detail of oral membranelles. (F) From Fauré-Fremiet (1924). (G, H) Ventral and dorsal views of the same specimen showing the ciliature. (I) Lateral view of a specimen. CM, collar membranelles; Ma, macronucleus; Mi, micronucleus; SK, somatic kinety. Scale bars: 50 μm.