A revision of the species which have been referred to the genus Bathyurus
Subtitle: preliminary paper
By: by Percy E. Raymond.
Series: Bulletin / Victoria Memorial Museum -- no. 8; Bulletin (Victoria Memorial Museum (Canada)) -- no. 8.
Publisher: Canada Geological Survey
Published: 1913
Place of publication: [Ottawa]
Language: eng
Number of pages: 39
Subjects: Trilobites
Notes: Caption title.