Title of note:
Novye dannye o razvitii nekotorykh yuzhnouralskikh ammonoidei v pozdnem Karbone i perspektivy postroeniya
ammonoidnykh zonal'nykh shkal Gzhel'skogo yarusa. [New data on the evolution of some Upper Carboniferous Ammonoids
from the South Urals, and prospects for Gzhelian ammonoid scales.]
Abstract:
Recent data of the most important groups of the Late Carboniferous ammonoids from the South Urals are reviewed. Prospects for building zonal scales based on the succession of the Upper Carboniferous ammonoid genera are discussed.