Light microscope images of Sicuophora multigranularis. (A) Left surface view of a living, representative specimen, to show the macronucleus (Ma), oral groove (OG), adoral zone of membranelles (AZM), infundibulum (If), and cytoproct (Cp). Scale bar = 30 μm. (B)–(F) Specimens stained with protargol. (B)–(C) Left and right side view showing the oral groove (OG), infundibulum (If), and macronucleus (Ma). Scale bar = 30 μm. (D) Right side overview, showing the somatic kinety pattern. Scale bar =30 μm. (E) Detail of anterior body region, showing the apical, right suture (arrows). Scale bar = 20 μm. (F) Detail of posterior body region, showing the course of right side ciliary rows. Scale bar = 20 μm.