Tergomya - Cyrtonellida - Cyrtonellidae

Full reference: E. Koken and J. Perner. 1925. Die Gastropoden des baltischen Untersilurs 1-324

Belongs to Isospira according to P. J. Wagner 2011

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

Ecology: slow-moving low-level epifaunal grazer