Grandagnostus spTrilobites Order Agnostida, Family Agnostoidea Geologic Time: Middle Cambrian Size: 13 mm in length Fossil Site: Upper Fauna, Cassis or Agra Zone, Christmas Hills, Smithton, Tasmania Grandagnostus is the world's largest known Agnostid trilobite.. The meaning of the genus name, Grandagnostus, is pretty self evident. It is a positive and negative specimen that of a fully mature adult with excellent preservation.
RGP120609 |