Trilobita - Ptychopariida - Olenidae

Full reference: H. J. Harrington and A. F. Leanza. 1957. Ordovician trilobites of Argentina. Department of Geology, University of Kansas Special Publication. Lawrence: University of Kansas Press 1:1-276

Belongs to Hypermecaspis according to H. J. Harrington and A. F. Leanza 1957

Sister taxa: Hypermecaspis armata, Hypermecaspis brevifrons, Hypermecaspis bulmani, Hypermecaspis inflecta, Hypermecaspis kolouros, Hypermecaspis latigena, Hypermecaspis venulosa

Ecology: fast-moving low-level epifaunal carnivore