Abundant well-preserved sponge fossils have been recently recovered from the black shales of the Niutitang Formation (Cambrian Series 2) at Nangao, Danzhai County, Guizhou Province. Some of these sponge fossils are described, including five genera, four species and one uncertain species as listed below: Hintzespongia sp., Diagoniella cyathiformis (Dawson, 1889), Saetaspongia densa Mehl and Reitner in Steiner et al., 1993, Sanshapentella dapingi Mehl and Erdtmann, 1994 and Solactiniella plumata Mehl and Reitner in Steiner et al. , 1993.