Johnstone, J.A.S. (1927)
Report on the investigations carried out during 1926 at the Lancashire sea fisheries laboratory in the University of Liverpool and at the fish hatchery at Piel, Barrow-in-Furness. Proceedings of the Transactions of the Liverpool Biological Society, 41(Appendix 1), 1–17
Johnstone, J.A.S. & Frost, W.E. (1927)
Anelasma squalicola (Loven): its general morphology. Proceedings of the Transactions of the Liverpool Biological Society, 41(Appendix 1), 29–91