Authors Year Title
Bisat 1934 The goniatites of the Beyrichoceras zone in the north of England.
Proceedings of the Yorkshire Geological Society, 22: 280-309, fig.1-27, pl.17-24; Leeds.
Foord & Crick 1897 Catalogue of the fossil Cephalopoda in the British Museum (Natural History). Part III, containing the Bactritidae and part  of the Suborder Ammonoidea).
pp.I-XXXIII, 1-303, 145 figs., London.
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.
Miller & Furnish 1940a Studies on Carboniferous ammonoids: parts 1-4.
Journal of Paleontology, 14: 356-377, fig.1-17, pl.45-49; Tulsa, Okla.
Moore 1952 Notes on the genera Prolecanites and Epicanites with description of two new species.
Liverpool and Manchester Geological Journal, 1 (1): 71-76, fig.1-4, pl.7; Liverpool.
Ruzhencev 1950 Verkhnekamennougol'nye ammonity Urala.
Trudy Paleont. Inst., Akad. Nauk SSSR, 29: 1-220, fig.1-84, pl.1-15; Moskva.