White, P.J. (1896)
A Sternum in Hexanchus griseus.
Anatomischer Anzeiger, 11, 222–224
White, P.J. (1895)
The Skull and Visceral Skeleton of the Greenland Shark, Laemargus microcephalus.
Transactions of the Royal Society of Edinburgh, 37(2), 287–306 DOI: 10.1017/S0080456800032622