Equinóides miocênicos da formação Pirabas
Publisher: Serviço Gráfico do Instituto Brasileira de Geografia e Estatística
Published: 1958
Place of publication: Rio de Janeiro
Language: por
Number of pages: 24
Subjects: Sea urchins, Fossil -- Brazil.; Paleontology -- Miocene.; Paleontology -- Brazil.
Notes: Bibliography: p. [23]-24.