Authors Year Title
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.
Foord 1901 Monograph of the Carboniferous Cephalopoda of Ireland, Part IV, Containing the families Solenocheilidae (concluded) and           Glyphioceratidae.
Palaeontological Society, 55: 127-146, pl.33-39; London.