 | Natural history - 1905 - 474 pages
...of the printing of the catalogue, a period of 18 months, the continuous publication of paleontologic researches and acquisitions to the collections by...gives a concise relisting of the species in their stratigraphic arrangement. A chief purpose of this record is to make available to students the card... | |
 | 1905 - 474 pages
...of the printing of the catalogue, a period of 18 months, the continuous publication of paleontologic researches and acquisitions to the collections by...gives a concise relisting of the species in their stratigraphic arrangement. A chief purpose of this record is to make available to students the card... | |
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... the elasticity of the scheme in the incorporation of future additions. The work does not purport to be one on taxonomy, but aims to present the arrangement in the simplest form. During the progress of the printing of the catalogue, a period of 18... 