X.—On the miocene flora of the polar regions
Heer, O
Article
1868
The Annals and magazine of natural history; zoology, botany, and geology
1
Series: 4
61--69
BioStor
English
London Taylor and Francis, Ltd
BioStor: https://biostor.org/reference/92366 DOI: https://doi.org/10.1080/00222936808695639
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