	Authors	Year	Title
	Ebbighausen & Bockwinkel	2007	Tournaisian (Early Carboniferous/Mississippian) ammonoids from the Ma'der Basin (Anti-Atlas, Morocco). Fossil Record, 10 (2) (2007): 125-163, 50 fig., Weinheim.
	Gordon	1986	Late Kinderhookian (Early Mississippian) Ammonoids of the Western United States. Journal of Paleontology, Mem. 19: 1-36, fig.1-12, tab.1-6; Tulsa, Okla.
	Korn, Klug & Ebbighausen	2002	Palaeogeographical meaning of a Middle Tournaisian ammonoid fauna from Morocco. [Korn,D., Klug,Chr., Ebbighausen,V. & Bockwinkel J.]. Geologica et Palaeontologica, 36: 79-86, 6 fig., 1 tab., Marburg.
	Liang & Zhu	1988	Early Carboniferous cephalopods of Baoshan, Yunnan. Acta Paleontologica Sinica, 27 (3): 288-302, fig.1-18, pl.1-4; Beijing.
	Lisitsyn	1909	Fauna "izvestnyaka Chernyshina", Likhvinskago i Kozel'skago uezdov, Kaluzhskoi gubernii. [Russian with French Résumé]. Ezhegodnik po Geologii i Mineralogii Rossii, 11 (4-5): 103-126, pl.3.
	Miller & Unklesbay	1943	The siphuncle in Late Paleozoic amonoids. Journal of Paleontology, 17 (1): 1-25, fig.1-9, pl.1-5; Tulsa,Oklahoma.
	Schindewolf	1939c	Bemerkungen zur Stratigraphie des oberfränkisch-ostthüringischen Unterkarbons. Jahrbuch der Preußischen Geologischen Landesanstalt, 59 (for 1938): 456-475, fig.1-8, pl.16,17; Berlin.
	Schindewolf	1959	Adolescent cephalopods from the Exshaw formation of Alberta. Journal of Paleontology, 33: 971-976, fig.1-3, pl.120-121; Tulsa, Oklahoma.