FIG. 1 in Upper Silurian and Devonian heterostracan pteraspidomorphs (Vertebrata) from Severnaya Zemlya (Russia): a preliminary report with biogeographical and biostratigraphical implications ...

• Main Authors: Blieck, Alain R. M., Karatajūtē-Talimaa, Valentina N., Mark-Kurik, Elga
• Format: Still Image
• Language: unknown
• Published: Zenodo 2002
• Subjects: Biodiversity; Taxonomy; Arctic; McKerrow; Severnaya Zemlya; Tuva; Valentina; North Atlantic; Siberia
• Online Access: https://dx.doi.org/10.5281/zenodo.4665027; https://zenodo.org/doi/10.5281/zenodo.4665027

FIG. 1. — Early Devonian agnathan vertebrate provinces (Lochkovian). Palaeogeographical reconstruction after Scotese & McKerrow (1990: fig. 13) and Cocks & Scotese (1991: fig. 3) for the Lochkovian. Palaeobiogeographical provinces after Blieck & Janvier (1999: fig. 9.14) and Young (1990:...