Lim, S.L.H. (2002) Relative size of the new and known species of Pseudohaliotrema. (a)P. virgata Lim 2002; (b)P. molnari Lim, 2002; (c)P. falcata Lim, 2002: (d)P. sigani; (e)P. sphinctreropus. [Image]