On the anatomy and systematic position of the Liassic selachian Squaloraja polyspondyla Agassiz. Proceedings of the Zoological Society of London, 1886, 527–538
Catalogue of the fossil fishes in the British Museum (Natural History). Part II. containing the Elasmobranchii (Acanthodii). Holocephali, Ichthyodorulites, Ostracodermi, Dipnoi, and Teleostomi (Crossopterygii and chondrostean Actinopterygii). XLIV + 567 pp.(Taylor & Francis), London.
CHAPTER 26 Pisces In The Fossil Record. HARLAND, W.B. et al. (Eds.) 1967, London (Geological Society), pp: 627-683