Kingdom Animalia Class Pteraspidomorphi Order Cyathaspidiformes Rank Genus | Phylum Chordata Subclass Heterostraci Suborder Cyathaspidida | |
Similar Lepidaspis, Ctenaspis, Anglaspis, Poraspis, Pteraspidiformes | ||
Ariaspis is an extinct genus of cyathaspidiform heterostracan agnathan. Fossils are found in marine strata of Canada and Europe from the late Silurian period until its extinction during the Early Devonian. A new species, A. arctata, was described by David K. Elliott and Sandra Swift in 2010.
References
Ariaspis Wikipedia(Text) CC BY-SA