Hi to all. There is someone that know the Nature's reference for the pygostylian oviraptorosaur? Thanks in advance Bye bye Marco Auditore "Volunteer of Paleontological Group of Monfalcone" Via S.Giovanni Battista, 7/23 16154 Genova Sestri Ponente - Italy tel: 039-010-6044259 e-mail: maaudito@tin.it