Pterocephalia norfordi Chatterton & Ludvigsen, 1998
Name: Pterocephalia
norfordi Chatterton & Ludvigsen, 1998
Locality: southeastern British Columbia, Canada
Stratigraphy: McKay Group, Upper Cambrian
Remarks: Left photo: G. Ast collection; right photo: Richie
Kurkewicz Pangaea Collection