Tectibacter vulgaris (ex Preer et al. 1974) Preer and Preer 1982 Preer J.R. Preer L.B. Revival of names of protozoan endosymbionts and proposal of Holospora caryophila nom. nov. 1982 32 1 140 141 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-32-1-140 Note: Verified that there is no sequence data available (May 1, 2018). Type strain is deposited as endosymbiont of Paramecium sexaurelia.