Full reference: R. M. Owens. 1973. Ordovician Proetidae (Trilobita) from Scandinavia. Norsk Geologisk Tidsskrift 53:117-181
Type specimen: RM ar 47500, a cephalon/head (cranidium). Its type locality is Kallholn (Kallhäll), which is in a Hirnantian reef, buildup or bioherm grainstone in the Boda Limestone Formation of Sweden.
Ecology: fast-moving low-level epifaunal deposit feeder