Locality Layer
Arkona, 0.75 mls NE of Arkona Shale
Arkona, 2.5 mls E of Widder Shale
Arkona, Rock Glen, 1,23 mls. NE of Arkona Shale
Arkona, Rock Glen, 1.25 mls NE of Widder Shale
Long Rapids, Abitibi River Abitibi River Lst.
Thedford Arkona Shale
Thedford, Hill No.4, 6 mls NW of Widder Shale
Thedford, Kings Highway 21 intersection Widder Shale
Thedford, Kings Highway 82, 1 mile E of Widder Shale
Tyleyard, 0.5 mls N of Thedford Arkona Shale
Tyleyard, 1.5 mls N of Thedford Arkona Shale