Ctenaspis

Ctenaspis
Temporal range: Early Devonian
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Pteraspida
Order: Cyathaspidiformes
Suborder: Cyathaspidida
Family: Ctenaspidae
Genus: Ctenaspis

Ctenaspis is an extinct genus of heterostracan cyathaspid agnathans from the early Devonian of Canada.

species

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This article is issued from Wikipedia - version of the Tuesday, April 26, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.