Fig. 7 A–I Materials on Thecochaos species hold in the collection of E. Penard's slides deposited with the British Museum of Natural History (London). DIC optics is used to enhance the contrast of these rather bleach ancient preparations. A Page from the collection catalog, listing seven slides of T. album and the only slide of T. fibrillosum. B, C Actual view of these slides, showing the high quality of mount and good conditions of the preparation. D, E Thecochaos album, the overall appearance of the cell. F Thecochaos album nuclei showing the peripheral position of the nucleolar material

Published as part of Mesentsev, Yelisei, Bondarenko, Natalya, Kamyshatskaya, Oksana, Nassonova, Elena, Glotova, Anna, Loiko, Sergey, Istigechev, Georgy, Kulemzina, Anastasia, Abakumov, Evgeny, Rayko, Mikhail, Lapidus, Alla & Smirnov, Alexey, 2023, Thecochaos is not a myth: study of the genus Thecochaos (Amoebozoa, Discosea) - a rediscovered group of lobose amoeba, with short SSU gene, pp. 7-24 in Organisms Diversity & Evolution (New York, N.Y.) 23 (1) on page 19, DOI: 10.1007/s13127-022-00581-9, http://zenodo.org/record/13367034