Pteraspidiformes
Extinct order of jawless fishes / From Wikipedia, the free encyclopedia
Pteraspidiformes is an extinct order of heterostracan agnathan vertebrates known from extensive fossil remains primarily from Early Devonian strata of Europe and North America, and from Upper Silurian Canada.
Quick Facts Pteraspidiformes Temporal range: Upper Silurian-Devonian, Scientific classification ...
Pteraspidiformes | |
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Lamiaspis longiripa | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Infraphylum: | Agnatha |
Class: | †Pteraspidomorphi |
Subclass: | †Heterostraci |
Order: | †Pteraspidiformes Berg 1940 |
Suborders and families | |
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