treponema isoptericolens treponema isoptericolens treponema isoptericolens is a spirochaete from the hindgut of the termite incisitermes tabogae. its cells are motile, helical in shape, 0.4–0.5 μm in diameter and generally 12–20 μm long; it is obligately anaerobic, with type strain spit5t (=dsm 18056t =jcm 13955t). treponema isoptericolens scientific classification domain: bacteria phylum: spirochaetota class: spirochaetia order: spirochaetales family: treponemataceae genus: treponema species: t. isoptericolens binomial name treponema isoptericolensdröge et al. 2008