Smith, A. B. & McGugan, A. 1996. A new deep-water spatangoid echinoid from the Cretaceous of British Columbia, Canada. Bulletin of the Natural History Museum, Geology Series 52, 103-107.
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Smith, A. B.; McGugan, A.
1996
A new deep-water spatangoid echinoid from the Cretaceous of British Columbia, Canada
Bulletin of the Natural History Museum, Geology Series