Basel to the Keuper time, Illustration of the Flora in Basel during the Keuper Period, p. 56, Buri (sc.); Jeker (sc.), 1883, Oswald Heer: Die Urwelt der Schweiz. Zürich: Schulthess, 1883

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Basel to the Keuper time, Illustration of the Flora in Basel during the Keuper Period, p. 56, Buri (sc.); Jeker (sc.), 1883, Oswald Heer: Die Urwelt der Schweiz. Zürich: Schulthess, 1883

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Keywords: ., 56, 1883, basel, buri, der, die, flora, heer, illustration, jeker, keuper, oswald, period, sc., schulthess, schweiz, time, urwelt, ürich