Fig. 3From: Trophic specialisation reflected by radular tooth material properties in an “ancient” Lake Tanganyikan gastropod species flockRadular teeth of: a, b Bridouxia ponsonbyi ZMB 220.137-1, a overview, b marginals; c, d B. grandidieriana ZMB 220.139-4, c overview, d centrals and laterals; e, f B. rotundata ZMB 220063-1, e overview, f marginals; g, h B. praeclara ZMB 220.063-2, g overview, h marginals. Scale bars: a = 40 μm; b, d, f, h = 10 μm; c, e, g = 20 μm. Forms indicate preferred feeding substrate (circle = mud, hexagon = sand, square = plants, triangle = rock)Back to article page