Authors Year Title
Bockwinkel, Becker & Ebbighausen 2009 Upper Givetian ammonoids from  Dar Kaoua  (Tafilalt, SE ,Anti-Atlas,Morocco).
Berliner paläobiologische Abhandlungen, 10: 61-128, 13 fig.
House, Kirchgasser & Price 1985 Goniatites from Frasnian (Upper Devonian) and adjacent strata of the Montagne Noire. [M.R.House, W.Kirchgasser, J.D.Price & Wade].
Herzynica, 1: 1-19, fig.1-14, pl.1-3;
Petter 1959 Goniatites dévoniennes du Sahara.
Publ. Serv. Carte géol. Algérie, n.s., Paléont., 2: 1-313, fig.1-58, pl.1-26; Alger.