Published in Deutsche Entomologische Zeitschrift, in 1891, in volume 1891, issue 1, pages 123-124

Published in Deutsche Entomologische Zeitschrift, in 1891, in volume 1891, issue 1, pages 124

Published in Deutsche Entomologische Zeitschrift, in 1891, in volume 1891, issue 2, pages 7-8

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