Alternative combination: Hyolithes americanum
Full reference: J. Hall. 1847. Containing descriptions of the organic remains of the lower division of the New York system (equivalent of the Lower Silurian rocks of Europe). Paleontology of New York 1:1-338
Belongs to Hyolithes according to E. Landing et al. 2002
Sister taxa: Hyolithes (Pharetrella), Hyolithes aclis, Hyolithes acutus, Hyolithes aliger, Hyolithes amosi, Hyolithes aplatus, Hyolithes asteroideus, Hyolithes cariniferus, Hyolithes cecrops, Hyolithes columbanus, Hyolithes conularioides, Hyolithes daphnis, Hyolithes delia, Hyolithes endoi, Hyolithes fuchouensis, Hyolithes gibbosus, Hyolithes girvanensis, Hyolithes hathewayi, Hyolithes immemor, Hyolithes kuantungensis, Hyolithes mantouensis, Hyolithes minutissimus, Hyolithes multicinctus, Hyolithes multipunctatus, Hyolithes ornatellus, Hyolithes paishanensis, Hyolithes penkillensis, Hyolithes sondai, Hyolithes tenuis, Hyolithus (Hyolithus), Hyolithus mimicus, Hyolithus pallidus, Theca kirkbyi
Ecology: facultatively mobile epifaunal suspension feeder