Title: Biblio RTF Export
Author: Biblio 7.x

I.  Ruiz-Trillo, Riutort, M., Littlewood, D. T. J., Herniou, E. A., and Baguna, J., ?Acoel flatworms: earliest extant bilaterian metazoans, not members of Platyhelminthes.?, Science, vol. 283, pp. 1919 - 1923, 1999.