A Beatricea-like organism from the Middle Ordovician
By: by Percy E. Raymond.
Contributors: Geological Survey of Canada.
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 82201; Museum bulletin no. 5 -- no. 21.
Publisher: Govt. Print. Bureau
Published: 1997
Place of publication: Ottawa
Language: eng
Format: Microform
Number of pages: 21
Subjects: Paleontology -- Canada.; Paleontology -- Ordovician.
Notes: Cover title.

Each plate accompanied by guard sheet with descriptive letterpress.

Original issued in series: Museum bulletin no. 5. Geological Survey of Canada ; no. 21.

At head of title: Canada. Department of Mines ... Geological Survey.

Filmed from a copy of the original publication held by the National Library of Canada. Ottawa : Canadian Institute for Historical Microreproductions, 1997.

19 p. : ill. ; 25 cm.