Nami͡urskiĭ ėtap v ėvoli͡ut͡sii ammonoideĭ.
Subtitle: Rannenami͡urskie ammonoidei.
Contributors: Bogoslovskai͡a, Margarita Fedorovna, joint author.
Series: Akademii͡a nauk SSSR. Trudy paleontologicheskogo instituta; t. 133
Publisher: "Nauka,"
Published: 1971
Place of publication: Moskva
Language: rus
Number of pages: 382
Subjects: Ammonoidea.; Paleontology -- Carboniferous.
Other titles: Namurian time in ammonoid evolution.
Notes: At head of title: V. E. Ruzhent͡sev i M. F. Bogoslovskai͡a.
Added t. p.: Namurian time in ammonoid evolution.
Contents also in English.