Somasteroida - Chinianasteridae

Synonym: Ampullaster ubaghsi Fell 1963

Full reference: W. K. Spencer. 1951. Early Palaeozoic starfish. Philosophical Transactions of the Royal Society of London, series B 235(B623):87-129

Belongs to Villebrunaster according to J. Dean Shackleton 2005

Sister taxa: none

Type specimens:

• Villebrunaster thorali: University of Montpellier, France
• Ampullaster ubaghsi: University of Lyon, Holotype PS 193.

Ecology: epifaunal suspension feeder