3Fossil sites
Sinwa Formation
Sinwa Formation in Canada: 3 fossil sites. Typical age: 227–206 million years (Triassic).
3Fossil sites
1Finds
227–206 million yearsTypical age
TriassicMain period
Where its fossils were found
Triassic
By geological period
Triassic3
What was found
Ammonites · 1Gnomohalorites
Other formations of the same period
Triassic
Pardonet Formation 430Toad Formation 280Blind Fiord Formation 134Sulphur Mountain Formation 68Liard Formation 39Blaa Mountain Formation 34Parson Bay Formation 29Peril Formation 26Aksala Formation 21Ludington 21Baldonnel Formation 21Quatsino Limestone 19Heiberg Formation 18Schei Point Formation 18Transitional Beds 18Laird Formation 17Tyaughton 13Wolfville Formation 11Grayling Formation 10Quatsino Formation 8Sutton 6Doig Formation 6Spray River Formation 5Open Bay Formation 4