Tergomya - Tryblidiida - Tryblidiidae

Alternative combination: Metoptoma hyrie

Full reference: E. Billings. 1865. Palaeozoic fossils, volume 1. Geological Survey of Canada 1-426

Belongs to Tryblidium according to P. J. Wagner 2011

Sister taxa: Tryblidium acutum, Tryblidium arctica, Tryblidium erato, Tryblidium eubule, Tryblidium exserta, Tryblidium modestum, Tryblidium niobe, Tryblidium nycteis, Tryblidium ovale, Tryblidium ovatum, Tryblidium pileolum, Tryblidium reticulatum, Tryblidium rugosum, Tryblidium simplex, Tryblidium thorsteinssoni

Ecology: epifaunal grazer