Books

Hou, X.-G., Aldridge, R.J., Bergström, J., Siveter, D.J., Siveter, D.J. & Feng, X.-H., 2004. The Cambrian fossils of Chengjiang, China: the flowering of early animal life. Blackwell Publishing: [i]-xii, [1]-233.

Chapters

Aldridge, R.J. & Smith, M.P., 1993. Conodonta. In M.J. Benton (ed.), The Fossil Record 2. Chapman & Hall, London: [563]-572.