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  1. Etudes sur la graptolites de Boheme. Suite de l'ouvrage: Systeme silurien du centre de la Boheme, par Joachim Barande /
    By: Perner, Jaroslav. - Barrande, Joachim,
    Publication info: Prague :En commission chez R. Gerhard,1894-99.
    Contributed by: Museum Victoria
    Subjects: Bohemia  Czechoslovakia  Graptolites  Paleontology  
    BHL Collections: BHL Australia | Museum Victoria
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  2. Graptolites of New York / by Rudolf Ruedemann.
    By: Ruedemann, Rudolf,
    Publication info: Albany :New York State Education Dept.,1904-1908.
    Contributed by: Gerstein - University of Toronto (archive.org)
    Subjects: Graptolites  New York (State)  Paleontology  
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  3. Llandoverian graptolites of the northern Canadian Cordillera : Petalograptus, Cephalograptus, Rhaphidograptus, Dimorphograptus, Retiolitidae, and Monograptidae /
    By: Lenz, Alfred C.,
    Publication info: Toronto :Royal Ontario Museum,1982.
    Contributed by: ROM - University of Toronto (archive.org)
    Subjects: Graptolites  Northwest Territories  Paleontology  Silurian  Yukon Territory  
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