Hawkes, O.A.M. (1907)
On the abdominal viscera and a vestigial seventh branchial arch in Chlamydoselachus. Proceedings of the Zoological Society of London, 1907, 471–478

Hawkes, O.A.M. (1906)
The cranial and spinal nerves of Chlamydoselachus anguineus (Gar.). Proceedings of the Zoological Society of London, 1906, 959–991