3Fossil sites
Billop Formation
Billop Formation in Australia: 3 fossil sites. Typical age: 294–290 million years (Permian).
3Fossil sites
0Finds
294–290 million yearsTypical age
PermianMain period
Where its fossils were found
Permian
By geological period
Permian3
Towns with the most fossil sites nearby
Other formations of the same period
Permian
Callytharra Formation 215Buffel Formation 189Blenheim Formation 145Wandagee Formation 105Flat Top Formation 90Holmwood Formation 90Cattle Creek Formation 80Peawaddy Formation 76Tiverton 74Coolkilya Formation 62Noonkanbah Formation 55Ingelara Formation 54Branxton 53Wandrawandian Formation 50Barfield Formation 48Elderslie Formation 46Muree Formation 45Farley Formation 45Oxtrack Formation 35Nowra Formation 33Croudace Bay Formation 33Hardman Formation 30Cundlego Formation 29Allandale Formation 28