# Poraspis

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> Markdown URL: https://mediated.wiki/source/Poraspis.md
> Source: https://en.wikipedia.org/wiki/Poraspis
> Source revision: 1334858447
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

{{Short description|Extinct genus of jawless fishes}}
{{Italic title}}
{{Automatic_taxobox
| fossil_range = {{fossil range|Late Silurian|Lower Devonian}}
| image = Poraspis.jpg
| taxon = Poraspis
| authority = [Kiær](/source/Johan_Aschehoug_Ki%C3%A6r), 1930
}}

'''''Poraspis''''' is an [extinct](/source/extinct) [genus](/source/genus) of [heterostraca](/source/Heterostraci)n.<ref>{{cite journal |author=David K. Elliott & Michael A. Petriello |year=2011 |title=New poraspids (Agnatha, Heterostraci) from the Early Devonian of the western United States |journal=[Journal of Vertebrate Paleontology](/source/Journal_of_Vertebrate_Paleontology) |volume=31 |issue=3 |pages=518–530 |doi=10.1080/02724634.2011.557113}}</ref>  Fossils are found in Late Silurian and Early Devonian marine strata of [Norway](/source/Norway), [Canada](/source/Canada) and the [United States](/source/United_States).

==References==
{{Reflist}}

{{Taxonbar|from=Q16757653}}

Category:Cyathaspidida
Category:Silurian first appearances
Category:Devonian extinctions
Category:Fossil taxa described in 1930
Category:Paleozoic jawless fish
Category:Paleozoic fish of North America
Category:Cyathaspidiformes genera

{{Pteraspidomorphi-stub}}

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Adapted from the Wikipedia article [Poraspis](https://en.wikipedia.org/wiki/Poraspis) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Poraspis?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.