Gaspeaspis
Encyclopedia
Gaspeaspis is an extinct genus
of placoderm fish, which lived during the Middle Devonian period of North America
.
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of placoderm fish, which lived during the Middle Devonian period of North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...
.