Semionotus

Semionotus Temporal range: Late Triassic to Earliest Jurassic
Fossils of S. bergeri
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Semionotiformes
Family:	Semionotidae
Genus:	Semionotus Agassiz, 1843

Semionotus ("Flag-Back") is an extinct genus of ray-finned fish found throughout Northern Pangaea (North America and Europe) during the late Triassic, becoming extinct in the Early Jurassic.

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