Received 21 September 2007; accepted 9 November 2007; published 20 November 2007.

Citation: Grachev, A. F., V. A. Tselmovich, O. A. Korchagin, and H. A. Kollmann (2007), Two spinel populations from the Cretaceous-Paleogene (K/T) boundary clay layer in the Gams stratigraphic sequence, Eastern Alps, Russ. J. Earth Sci., 9, ES2002, doi:10.2205/2007ES000297.