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Keywords from Image Description:
Pseudochelidoneurystominadubois. en Pseudochelidon eurystomina Dubois Remarques sur ornithologie de Etat indpendant du Congo Ann Mus Congo Zool Sr IV Tome Fasc plates lifedesks org Illustration on plate VIII biodiversitylibrary org higher resolution Drawing signed by Cuvelier or Cluvelier Lithograph by Jean Malvaux Text