Tergomya - Cyrtonellida - Cyrtonellidae

Full reference: A. A. Öpik. 1930. Beiträge zur Kenntnis der Kukruse-(C2-C3-) Stufe in Eesti, IV. Acta et Commentationes Universitatis Tartuensis (Dorpatensis) A 19(2):1-34

Belongs to Isospira according to P. J. Wagner 2011

Sister taxa: Isospira bucanioides, Isospira huttoni, Isospira lepida, Isospira nautilina, Isospira reticulata

Ecology: slow-moving low-level epifaunal grazer