Significance of Claraia from the late permian of South Guizhou, China

Recently collecte material of two <i>Claraia </i>taxa, <i>Claraia zhiyunica</i> Yang et al, 2001 and <i>Claraia </i>sp. nov. from the Late Permian of South China, are described. Late Permian <i>Claraia </i>species are compared with those from the Early Triassic, and the survival of <i>Claraia </i>across the mass extinction period across the Permian- Triassic boundary (PTB) is discussed. <br />