Light (A, C) and scanning electron (B, D-I) micrographs of Lesquereusia spiralis. (A, B) View of many specimens to illustrate variability in shape and size of the shell. (C) View of live specimen showing granular cytoplasm and pseudopodia. (D) Broad lateral view. (E) Narrow lateral view. (F) Apertural view (G) Close up view of aperture to show its circular outline and bordering siliceous rods. (H) Lateral view of apertural region. (I) Detail of shell surface showing shape and arrangement of siliceous curved rods and network of organic cement.

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