Figure 6 in Environmental control versus phylogenic fingerprint in ontogeny: The example of the development of the stalk in the genus Guillecrinus (stalked crinoids, Echinodermata)

Figure 6. Columnals of the mesistele and dististele of juvenile specimen N3. (a) Columnal 5b; (b, c) columnal 5c; (d) columnal 4; (e) columnal 39; (f) columnal 2 (see their place on the biometric profile on Figure 3). Scale bars: 0.2 mm.