Hyolitha - Orthothecida - Circothecidae

Full reference: Y. Qian and S.-b. Zhang. 1983. Small shelly fossils from the Xihaoping Member of the Tongying Formation in Fangxian County of Hubei Province and their stratigraphical significance. Acta Palaeontologica Sinica 22(1):82-94

Belongs to Paragloborilus according to Y. Qian and S.-b. Zhang 1983

Sister taxa: Paragloborilus condensatus, Paragloborilus pygmaeus, Paragloborilus sichuanensis, Paragloborilus songbaiensis, Paragloborilus spinatus, Paragloborilus subglobosus, Paragloborilus tenuis, Salanytheca papillaris

Ecology: stationary epifaunal suspension feeder