Authors Year Title
Archiac & Verneuil 1842 On the Fossils of the Older Deposits in the Rhenish Provinces; preceded by a general Survey of the Fauna of the Palaeozoic Rocks, and folowed by a Tabular List of the Organic Remains of the Devonian
Transactions of the geological Society of London, (2) 6: 303-410, pl.25-38; London.
Korn & Klug 2002 Ammoneae Devonicae.
In: Fossilium Catalogus, I: Animalia (edit. Riegraf,W.), Pars 138:
375 p., 238 fig., 4 tab., Leiden (Backhuys Publ.).
Petter 1959 Goniatites dévoniennes du Sahara.
Publ. Serv. Carte géol. Algérie, n.s., Paléont., 2: 1-313, fig.1-58, pl.1-26; Alger.