LISSOTHURIA — PAWSON 



13 



. O'imm 1 



Figure 4. — Lissothuria mortenseni, new species: A, towers from dorsal body wall; b, basal 

 view of towers (partly diagrammatic); c, rare plates from dorsal body wall; d, rare plate 

 from sole; e, deposits from tube feet; f, cups from sole; g, larger deposits from tentacle; 

 H, smaller deposits from tentacle. 



