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By: Hopson, James A.Edition:Publication info: Chicago, Field Museum of Natural History, 1974Volume: v.33:no.5 (1974)Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Anaspida Fins (Anatomy) Fishes LocomotionBHL Collections:
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By: Ritchie, Alexander,Edition:Publication info: New York, N.Y, American Museum of Natural History, c1980Volume: no. 2699Series:Holding Institution: American Museum of Natural History LibrarySubjects: Anaspida Estonia Fishes, Fossil Norway Paleontology Rhyncholepis Ringerike Saaremaa Island SilurianBHL Collections: