Gryphognathus morrisoni Dinosaur: Gryphognathus morrisoni Period Details Status: nomen manuscriptum > Gryphoceratops morrisoni Autor: Ryan et al. Year: 2011 Classification Other References: Olshevsky- Dinosaur Genera List. ________________________ If you are interested in Excel Professional version of Dinosaur or Pterosaur Database, write to us Facebook Twitter LinkedIn Tumblr VKontakte Odnoklassniki Pocket Skype Messenger Messenger WhatsApp Telegram Viber Line Share via Email