Lopingian (Late Permian) brachiopods from the Qubuerga Formation at the Qubu section in the Mt. Qomolangma region, southern Tibet (Xizang), China. Palaeontographica Abteilung A Palaeozoologie-Stratigraphie, 268(1-3), Maerz 2003: 49-101. 79 [Zoological Record Volume 139]