Schwantes was born in
Bleckede and died in Hamburg.
The
Duvensee paddle is the preserved part of a Mesolithic spade paddle, which was found during archaeological excavations of a Mesolithic dwelling area at
Duvensee near
Klinkrade (Herzogtum Lauenburg) Schleswig-Holstein, Germany, in 1926 by Schwantes.
Publications
Deutschlands Urgeschichte (1908)
"Die Gräber der ältesten Eisenzeit im östlichen Hannover", in: Prähistorische Zeitschrift, vol. 1 (1909), p. 140-162
Die Bedeutung der Lyngby-Zivilisation für die Gliederung der Steinzeit (Hamburg, 1923)
Führer durch Haithabu (1932)
Zur Geschichte der nordischen Zivilisation (Hamburg: Evert, 1938)
Die Geschichte Schleswig-Holsteins, vol. 1, Vorgeschichte Schleswig-Holsteins (1939)
Geschichte Schleswig-Holsteins. Die Urgeschichte, vol. 1, part 1 (Neumünster, 1958)
The Cultivation of the Mesembryanthemaceae (1953)
Flowering Stones and Mid-Day Flowers (1957)
Tributes
The genus name Schwantesia is in honour of Gustav Schwantes. Astridia is a genus of plant named after Schwantes' wife, Astrid. Lithops schwantesii is a species name given as another tribute.