30569 - Rare 0.42 Inch Pos/Neg Balcoracania dailyi Lower Cambrian Trilobite - Australia Turtle Igneous Rocks: A Classification and

Igneous Rocks: A Classification and Glossary of Terms: Recommendations of the International Union of Geological Sciences Subcommission on the Systematics of Igneous Rocks

Algeria was purchased by a consortium of collectors (Rob Wesel

Next you can find a link to the scientific paper: Zarafasaura oceanis

Octávio Mateus

30569 - Rare 0.42 Inch Pos/Neg Balcoracania dailyi Lower Cambrian Trilobite - Australia Turtle Igneous Rocks: A Classification andPositive Negative specimen. Balcoracania dailyi, Pocock 1970 (trilobite) Trilobita Redlichiida Emuellidae PaleoDB taxon number: 81584 Belongs to Balcoracania according to J. R. Paterson and G. D. Edgecombe 2006 Sister taxa: none Ecology: fast moving low level epifaunal deposit feeder Age range: 516. 0 to 513. 0 Ma