@article {26927,
	title = {Trace fossils of the arthropod Camptophyllia from the Westphalian (Carboniferous) rocks of Lancashire, UK and their palaeoenvironmental context},
	journal = {Palaeogeography, Palaeoclimatology, Palaeoecology},
	volume = {270},
	year = {2008},
	month = {2008},
	pages = {399-406},
	author = {Pollard, J.E and Paul A. Selden and Watts, S}
}
