Definition of Pteraspida. Meaning of Pteraspida. Synonyms of Pteraspida

Here you will find one or more explanations in English for the word Pteraspida. Also in the bottom left of the page several parts of wikipedia pages related to the word Pteraspida and, of course, Pteraspida synonyms and on the right images related to the word Pteraspida.

Definition of Pteraspida

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Meaning of Pteraspida from wikipedia

- Pteraspidomorphi is an extinct class of early jawless fish. They have long been regarded as closely related or even ancestral to jawed vertebrates, but...
- classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata class: †Pteraspida Subclass: †Astraspida Berg 1940 Orders †Astraspidiformes †Tesakoviaspidida...
- dentata Scientific classification Kingdom: Animalia Phylum: Chordata class: Pteraspida Order: Cyathaspidiformes Suborder: Cyathaspidida Family: Ctenaspidae Genus:...