. Die stämme der wirbeltiere. Evolution; Paleontology; Vertebrates. 136 Die Stämme der Wirbeltiere. Zahlreiche Gattungen, alle aus dem Karbon und Perm von Europa und Nordamerika. Janassa. — Permischer Kupferschiefer und Zechstein Deutsch- lands (Fig. (101). Petalodus. — Karbon von Europa und Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Abel, Othenio, 1875-1946. Berlin W. de Gruyter

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