The Downtonian and Devonian Vertebrates of Spitsbergen: 5. Suborder Cyathaspida ; 1 Tribe Poraspidei, family Poraspidae
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Bibliographic Details
Main Authors: Kiær, Johan 1869-1931 (Author), Stensiö, Erik 1891-1984 (Author), Heintz, Anatol 1898-1975 (Author)
Format: Book
Language:English
Published: Oslo Dybwad in Komm. 1935
Series:Skrifter om Svalbard og Ishavet 40
Physical Description:138 Seiten, 40 Tafeln Illustrationen