FIGURE 3 in Four new dendrochirotid holothurians collected from the Seto Inland Sea and the western part of the Sea of Japan, western Japan

FIGURE 3. Elements of calcareous rings, viewed from the body cavity, anterior upper. A, Massinium toyoshiomaruae sp. nov., (holotype, WMNH-INV-2014-186); B, Thyone liaoi sp. nov., (holotype, WMNH-INV-2014-182, and a paratype, WMNH-INV- 2014-184); C, T. kyushuensis sp. nov., (holotype, WMNH-INV-2015-2437); D, T. toyoshiomaruae sp. nov. (holotype, WMNH- INV-2015-2483). Abbreviations: md, mid-dorsal part; mv, mid-ventral part; -ir, interradial element; -r radial element.