Palaeontology is one of the two journals of the Palaeontological Association. It has been published yearly since 1957, and is currently issued in 6 parts per year. It is published on behalf of the Association by Blackwell Publishing. The chief editor is David Batten. Palaeontology publishes articles on a range of palaeontological topics, including taphonomy, systematics and biostratigraphy. Its impact factor for 2006 was 1.091.