# List of phytosaur-bearing stratigraphic units

Geological strata known to contain the fossils of the extinct group of reptiles known as phytosaurs occur predominantly in the United States and Europe.

## List of formations

| Group or Formation | Period | Country |
| Argilliti di Riva di Solto Formation | Triassic | Italy |
| Baldy Hill Formation | Triassic | United States |
| Cenger Formation | Triassic | Turkey |
| Chatham Group/Bull Run Formation | Triassic | United States |
| Chatham Group/New Haven Formation | Triassic | United States |
| Chinle Formation | Triassic | United States |
| Chinle Group/Bluewater Creek Formation | Triassic | United States |
| Chinle Group/Dockum Formation | Triassic | United States |
| Chinle Group/Garita Creek Formation | Triassic | United States |
| Chinle Group/Petrified Forest Formation | Triassic | United States |
| Chinle Group/Redonda Formation | Triassic | United States |
| Chinle Group/San Pedro Arroyo Formation | Triassic | United States |
| Chinle Group/Santa Rosa Formation | Triassic | United States |
| Chinle Group/Sloan Canyon Formation | Triassic | United States |
| Chinle Group/Tecovas Formation | Triassic | United States |
| Chinle Group/Trujillo Formation | Triassic | United States |
| Chugwater Group/Popo Agie Formation | Triassic | United States |
| Dockum Formation | Triassic | United States |
| Dockum Group/Bull Canyon Formation | Triassic | United States |
| Dockum Group/Camp Springs Formation | Triassic | United States |
| Dockum Group/Colorado City Formation | Triassic | United States |
| Dockum Group/Cooper Canyon Formation | Triassic | United States |
| Dockum Group/Santa Rosa Formation | Triassic | United States |
| Dockum Group/Tecovas Formation | Triassic | United States |
| Dockum Group/Trujillo Formation | Triassic | United States |
| Doswell Group/Falling Creek Formation | Triassic | United States |
| Drawno Beds Formation | Triassic | Poland |
| Fleming Fjord Formation | Triassic | Greenland |
| Fundy Group/Blomidon Formation | Triassic | Canada |
| Garita Creek Formation | Triassic | United States |
| Gartra Formation | Triassic | United States |
| Gondwana Group/Lower Maleri Formation | Triassic | India |
| Gondwana Group/Tiki Formation | Triassic | India |
| Gres à Avicula contorta Formation | Triassic | France |
| Huai Hin Lat Formation | Triassic | Thailand |
| Isalo Group/Isalo II or Makay Formation | Triassic | Madagascar |
| Isalo Group/upper Isalo II Formation | Triassic | Madagascar |
| Kuchinari Group/Huai Hin Lat Formation | Triassic | Thailand |
| Lias Group/Blue Lias Formation | Jurassic | United Kingdom |
| Löwenstein Formation | Triassic | Germany |
| Magnesian Conglomerate Formation | Triassic | United Kingdom |
| Middle Buntsandstein Formation | Triassic | Germany |
| Middle Keuper Group/Arnstadt Formation | Triassic | Germany |
| Middle Keuper Group/Hassberge Formation | Triassic | Germany |
| Middle Keuper Group/Knollenmergel Formation | Triassic | Switzerland |
| Middle Keuper Group/Löwenstein Formation | Triassic | Germany |
| Middle Keuper Group/Trossingen Formation | Triassic | Germany |
| Middle Keuper Group/Weser Formation | Triassic | Germany |
| Newark Group/Cumnock Formation | Triassic | United States |
| Newark Group/Lithofacies Association II Formation | Triassic | United States |
| Newark Group/Lockatong Formation | Triassic | United States |
| Newark Group/New Oxford Formation | Triassic | United States |
| Newark Group/Pekin Formation | Triassic | United States |
| Newark Group/Vinita Formation | Triassic | United States |
| Passaic Formation | Triassic | United States |
| Pekin Formation | Triassic | United States |
| Rosario do Sul Group/Caturrita Formation | Triassic | Brazil |
| Santa Rosa Formation | Triassic | United States |
| Sloan Canyon Formation | Triassic | United States |
| Steinmergel Formation | Triassic | Luxembourg |
| Stockton Formation | Triassic | United States |
| Tecovas Formation | Triassic | United States |
| Timezgadiouine Formation | Triassic | Morocco |
| Travesser Formation | Triassic | United States |
| Upper Keuper/Exter Formation | Triassic | Germany |
| Upper Keuper/Burgsandstein Formation | Triassic | Germany |
| Upper Keuper/Feuerletten Formation | Triassic | Germany |
| Zarzaïtine Group/Lower Zarzaïtine Formation | Triassic | Algeria |
| Zorzino Limestone Formation | Triassic | Italy |