Encara no tenim significats per a "palaeontological research".
1As Zittel has said: Two directions were from the first apparent in palaeontological research- astratigraphicaland a biological.
2In fact palaeontological research has proven incapable of finding the transitions between different species, clearly determined by the theory.
3Zittel, on palaeontological research.
4Nearly 40,000 species of animals and plants have been added to the Systema Naturae by palaeontological research.
5It must, therefore, be admitted that one outcome of the progress of embryological and palaeontological research for the last 50 years is negative.
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