In Depth Archiasterella is a genus of primitive animal that lived during the Cambrian. Further Reading - Unter- und mittelkambrische Porifera (Chancelloriida und Hexactinellida). Palaeontologische Zeitschrift 43(3/4):115-147. - K. Sdzuy. - 1969.
Allonnia: Research Database Theropoda · Cretaceous · Unknown Research Note: Allonnia was a theropoda from the Cretaceous of Unknown, providing important data on prehistoric life and ecosystem dynamics. Research Finding Status Grade Year Method Citation Impact Yun Zhang Li 2018: Allonnia and related taxa Journal of Systematic Palaeontology Confirmed B 2018 Fossil Yun … Read more