Authors Year Title
Becker, Hartenfels & Aboussalam 2013 The Devonian – Carboniferous boundary at lalla Mimouna (northern Maider) – a progress report
International Field Symposium “The Devonian and Lower Carboniferous of northern Gondwana” Field-Guidebook, Document de l’Institut Scientifique, Rabat N°27 - 2013Publisher: Institut Scientifique Rabat; Eds.: Ralph T. Becker, Ahmed El Hassani & Abdelfatah Tahiri; ISBN: 0251-4249, pp. 109-120.
Korn & Klug 2002 Ammoneae Devonicae.
In: Fossilium Catalogus, I: Animalia (edit. Riegraf,W.), Pars 138:
375 p., 238 fig., 4 tab., Leiden (Backhuys Publ.).
Korn, Belka & Fröhlich 2004 The youngest African clymeniids (Ammonoidea, Late Devonian) - failed survivors of the Hangenberg Event.

[D.Korn,  Z.Belka, S.Fröhlich,  M.Rücklin & J.Wendt]
Lethaia 37: 307-315, 8 fig., Oslo.