ammonites
Peronidella minima Rigby et al. 1994 (calcareous sponge)

Calcarea - Stellispongiida - Stellispongiidae

Full reference: J. K. Rigby, J. Fan, W. Zhang, S. Wang, and X. Zhang. 1994. Sphinctozoan and Inozoan Sponges from the Permian Reefs of South China. BYU Geology Studies 40:43-109

Belongs to Peronidella according to J. K. Rigby et al. 1994

Sister taxa: Peronidella austriaca, Peronidella beipeiensis, Peronidella cylindrica, Peronidella digitata, Peronidella floriceps, Peronidella fluegeli, Peronidella globosa, Peronidella gravida, Peronidella iranica, Peronidella labiaformis, Peronidella magna, Peronidella metabronni, Peronidella minicoeliaca, Peronidella minima, Peronidella multiosculata, Peronidella norica, Peronidella pilleri, Peronidella profurcata, Peronidella recta, Peronidella regulara, Peronidella rosetta, Peronidella subcaespitosa, Peronidella tenuiparietalis

Type specimen: STZ17-1. Its type locality is STZ17, Shitouzai, Ziyun County, which is in a Changhsingian reef, buildup or bioherm limestone in the Changxing Formation of China.

Ecology: stationary epifaunal suspension feeder