Ordovician microplankton (Baltisphserids) from the Grötlingbo borehole No. 1 in Gotland, Sweden.
Series: Sveriges geologiska undersökning. Ser. C, 655; Ser. C--Avhandlingar och uppsatser ;; nr. 655.
Publisher: Sveriges reproduktions AB (distr.)
Published: 1971
Place of publication: Stockholm
Language: eng
Number of pages: 75
Subjects: Acritarchs -- Sweden -- Gotland.; Paleontology -- Ordovician.; Paleontology -- Sweden -- Gotland.
Notes: Bibliography: p. 64-66.
Summary in Russian.