1
Published: 2007.
2
Other Authors:
“...Bell, Walter Andrew...”
3
Published: 1962
Superior document: Catalogue of types and figured specimens of fossil plants in the Geological Survey of Canada collections
4
Published: 1969
Superior document: Catalogue of types and figured specimens of fossil plants in the Geological Survey of Canada collections
5
Published: 1994
Superior document: Catalogue of types and figured specimens of fossil plants in the Geological Survey of Canada collections 2