Ridewood, W.G. (1921)
On the calcification of the vertebral centra in sharks and rays. Philosophical Transactions of the Royal Society of London, Series B, Containing Papers of a Biological Character, 210, 311–407

Ridewood, W.G. (1899)
Note on the basibranchial skeleton of Echinorhinus spinosus. Anatomischer Anzeiger,15(16), 346–348

Ridewood, W.G. (1896)
On the spiracle and associated structures in elasmobranch fishes. Anatomischer Anzeiger, 11, 425–433