The pigs and 'Old World peccaries' (Suidae and Palaeochoeridae, Suoidea, Artiodactyla) from the Miocene of Sandelzhausen (southern Germany): phylogeny and an updated classification of the Hyotheriinae and Palaeochoeridae. Palaeontologische Zeitschrift, 84(1), Mar 2010: 43-121. [Zoological Record Volume 146]