Difference between revisions of "Van Helden, 1977"
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van Helden, B.G.T., 1977: | van Helden, B.G.T., 1977: | ||
Correlation of microplankton assemblages with ammonite faunas from the Jurassic Wilkie Point Formation, Prince Patrick Island, District of Franklin. Geological Survey of Canada, Paper, no.77-1B, p.163-171, pl.33.1-33.2. | Correlation of microplankton assemblages with ammonite faunas from the Jurassic Wilkie Point Formation, Prince Patrick Island, District of Franklin. Geological Survey of Canada, Paper, no.77-1B, p.163-171, pl.33.1-33.2. | ||
| − | [[Category:References]] | + | [[Category:References|van Helden 1 1977]] |
[[Category:Index]] | [[Category:Index]] | ||
[[Category:Suprageneric]] | [[Category:Suprageneric]] | ||
Revision as of 20:04, 6 December 2016
van Helden, B.G.T., 1977: Correlation of microplankton assemblages with ammonite faunas from the Jurassic Wilkie Point Formation, Prince Patrick Island, District of Franklin. Geological Survey of Canada, Paper, no.77-1B, p.163-171, pl.33.1-33.2.