| Astrocystites ottawaensis Edrioblastoid Bobcaygeon Formation Brechin, Ontario, Canada Probably one of the rarest fossil to be found at Brechin or anywhere else. This one is inflated (3D) unlike most specimens. Size: 2.8 cm | 
|
| Astrocystites ottawaensis Edrioblastoid Bobcaygeon Formation Brechin, Ontario, Canada Probably one of the rarest fossil to be found at Brechin or anywhere else. This one is inflated (3D) unlike most specimens. Size: 2.8 cm |
|