Spiriferidy kazanskogo iarusa russkoǐ platform.
Series: Akademiia nauk SSSR.  Trudy paleontologicheskogo instituta, t. 80
Publisher: Izd-vo Akademii nauk SSSR
Published: 1960
Place of publication: Moskva
Language: rus
Number of pages: 119
Subjects: Spiriferida; Paleontology -- Russia.; Paleontology, Stratigraphic