Lower  Visean ammonoids from the Lower Mount Head Formation, east-central British Columbia / D.M. Work, W.W. Nassichu, and B.C. Richards
Contributors: Work, D.M.; Nassichuk, W.W.; Richards, B.C.
Series: Canada.  Geological Survey. Bulletin 541
Publisher: Natural Resources Canada
Place of publication: Ottawa
Language: eng
Number of pages: 71
Subjects: Paleontology - Carboniferous; Ammonoidea - British Columbia
Notes: 11