Light (A, C) and scanning electron (B, D-I) micrographs of Cyclopyxis kahli. (A, B) View of many specimens to illustrate variability in shape and size of the shell. (C-E) Apertural view of three specimens showing general shape. (F) Dorsal view. (G) Lateral view. (H) Close up view of aperture to illustrate its denticulate rim and smooth apertural surface. (I) Detail of aboral side of the shell to illustrate its rough surface, covered with large pieces of quartz.

  Part of: Todorov M, Bankov N (2019) An Atlas of Sphagnum-Dwelling Testate Amoebae in Bulgaria. Advanced Books.