Authors Year Title
Korn & Tilsley 2006 Ammonoid assemblages from the Asbian B2b (Early Carboniferous: Mississippian) buildups of the Peak District, England.
Proceedings of the Yorkshire Geological Society, 56 (2): 111-150, 30 fig., 16 tab.
Kuzina & Yatskov 1988 Rannekamenougol'nye ammonoidei Novoy Zemli.
Paleontologicheskiy Zhurnal, 1988: 28-39, fig.1-5, pl.3; Moskva.
Kuzina & Yatskov 1999 Nizhne- i srednekamennougol#nye ammonoidei Novoi Zemli.
Trudy Paleontologicheskogo Instituta, Rossiiskaia Akademiia Nauk, 275: 1-144, 16 pls., 72 figs., Moskva.
Kuzina 1999 Biostratigraphic Distribution of Lower Carboniferous Ammonoids in Northern Russia.
In: Olóriz,F. & Rodríguez-Tovar,F.J., Advancing Research on Living and Fossil Cephalopods, 505-519, 7 figs., New York.