Authors Year Title
Bisat 1950 The junction faunas of the Viséan and Namurian.
Transactions of the Leeds Geologists Association., 6 (3): 10-26, fig.1, pl.1,2; Kendal.
Gordon 1965 Carboniferous Cephalopods of Arkansas.
Professional Papers, U.S. Geological Survey, 460: 1-322, fig.1-96, pl.1-32; Washington. [imprint 1964].
Pareyn 1961 Les Massifs Carbonifères du Sahara Sud-Oranais. Tome II. Paléontologie stratigraphique.
Publications Centre Rech. Sahariennes, Ser. Géologie, 1: 1-244, fig.1-27, pl.1-28; Paris.
Rehor & Vasicek 1967 Makrofauna kulmskych lokalit Hlucinska.
Sbornik vedeckych praci Vysoké skoly bánske v Ostrave, 13 (1967), clanek 167: 291-309, 2 pls., Ostrava.
Titus 1999 Ammonoid biostratigraphy of the Barnett Shale (late Mississippian), Texas, USA.
In: Rozanov,A.Yu. & Shevyrev,A.A. (eds.), Fossil cephalopods: Recent advances in their study, Ross.Akad.Nauk,Paleont.Inst.: 155-168, 6 figs., Moskva