Sobolev, E.S., Budnikov, I.V., Klets, A.G. & Grinenko:
Ammonoids, nauiiloids, and brachiopods of the Solonchan Formation of the Westem Verkhoyansk
Region are studied in the present paper.  The ammonoids indicate two Upper Bashkirian genus zones: Branneroceras-
Gastrioceras and Diaboloceras-Axinolobus.  New nautiloid species Adnatoceras boreale, Thrincoceras verkhoya-
nicum, and the new ammonoid species Glaphyrites operosus, Syngastrioceras paraglobosum, Parashartymites
sakhaensis, Bisatoceras baraiense, and Mezorulganites birandensis, and the stratig'raphicafly important
species Yakutoceras aldanicum Librovich are described.