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.
House
1963
Devonian ammonoid successions and facies in Devon and Cornwall.
Quarterly Journal of the Geological Society of London, 119: 1-27, fig.1-8, pl.1-4; London.
