Figure 1 in Environmental control versus phylogenic fingerprint in ontogeny: The example of the development of the stalk in the genus Guillecrinus (stalked crinoids, Echinodermata)

Figure 1. External morphology of the proximal part of the arms of the stalk. (a–d) Guillecrinus neocaledonicus: (a) specimen N1, holotype; (b) specimen N2; (c, d) specimen N3, juvenile. (e–h) G. reunionensis: (e, f) specimen R2; (g, h) specimen R1, holotype. ba, basals; ib?, pseudo-infrabasals. Scale bars: 1 mm (a, b, e, g, h); 0.5 mm (c, f); 0.2 mm (d).