Authors Year Title
Bisat 1924 The Carboniferous goniatites of the North of England and their zones.
Proceedings of the Yorkshire Geological Society, 20: 40-124, pl.1-10; Leeds.
Bisat & Hudson 1943 The lower Reticuloceras (R1) goniatite succession in the Namurian of the North of England.
Proceedings of the Yorkshire Geological Society, 24 (6): 383-440, fig.1, pl.23-30; Wakefield.
Moore 1939 The goniatite genus Dimorphoceras and its development in the British Carboniferous.
Proceedings of the Yorkshire Geological Society, 24 (2): 103-128, fig.1-21, pl.15;
Schindewolf 1939 Über den Bau karbonischer Goniatiten.
Paläontologische Zeitschrift, 21, 1: 42-67, fig.1-15, pl.1; Berlin.