Template:Siverson, 1999
- Siverson, M. 1999. A new large lamniform shark from the uppermost Gearle Siltstone (Cenomanian, Late Cretaceous) of Western Australia. Transactions of the Royal Society of Edinburgh, Earth Sciences 90: 49–66, 11 fig., 1 tabl. DOI: 10.1017/S0263593300002509