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By: Burmeister, Hermann,Edition:Publication info: Berlin, G. Reimer, 1849-50Volume:Series:Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr LibrarySubjects: Germany Labyrinthodontia Paleontology StegocephaliBHL Collections:
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By: Norman, Alfred Merle,Edition:Publication info: S.l : s.n 1900?Volume:Series:Holding Institution: Smithsonian Libraries and ArchivesSubjects: Amphipoda Great Britain StegocephaliBHL Collections: