Hulke, J. W. Appendix to a "Note on a new and undescribed Wealden Vertebra," read 9th February 1870, and published in the Quarterly Journal for August in the same year. Quarterly Journal of the Geological Society. 1872, 28: 36. doi:10.1144/GSL.JGS.1872.028.01-02.15.
Hulke, J. W. Note (3rd) on (Eucamerotus, Hulke) Ornithopsis, H. G. Seeley, = Bothriospondylus magnus, Owen, = Chondrosteosaurus magnus, Owen. Quarterly Journal of the Geological Society. 1879, 35: 752–762. doi:10.1144/GSL.JGS.1879.035.01-04.55.