@article {18150, title = {Combined large and small subunit ribosomal RNA phylogenies support a basal position of the acoelomorph flatworms}, journal = {Proceedings of the Royal Society B: Biological Sciences}, volume = {270}, year = {2003}, month = {05/2003}, pages = {1077 - 1083}, issn = {1471-2954}, doi = {10.1098/rspb.2003.2342}, author = {Telford, M. J. and Lockyer, A. E. and Cartwright-Finch, C. and Littlewood,DTJ} }