Lower Cambrian Ptychopariid trilobites from Scandinavia
By: Per Ahlberg and Jan Bergström.
Contributors: Bergström, Jan, joint author.
Series: Ser. Ca. Avhandlingar och uppsatser : 4:o ;; no. 49
Publisher: Sveriges geologiska undersökning; distributed by LiberKartor]
Published: 1978
Place of publication: Stockholm; [Vallingby
Language: eng
Number of pages: 40
Subjects: Ptychopariida.; Paleontology -- Cambrian.; Paleontology -- Scandinavia.
Notes: Bibliography: p. 31.