Asteroschema shenhaiyongshii sp. nov., paratype (IDSSE-EEB-SW0087) A–C lateral arm plate (external, internal) D, E arm spines (middle) F, G arm spine (distal) H skin from dorsal arm base (rounded granular ossicles) I–M vertebrae I proximal view J distal view K lateral view L dorsal view M ventral view. Abbreviations: d dorsal, de depression, dist distal, lac lateral ambulacral canals, mo muscle opening, no nerve opening, pb podial basin, prox proximal, st secondary teeth, v ventral. Scale bars: 500 µm (D, I–M); 300 µm (A–C, E, G); 200 µm (F, H).