Fig. 7

Landmarks collected on individuals: red points are fixed landmarks, green points are semilandmarks. Fixed landmarks were digitized on the most relevant and easily identifiable anatomical traits such as caudal peduncle, tips of the lips, eye and opercular area (see Loy et al. 2001 for a more exhaustive description). The dotted line shows the separation of the two modules considered in the analysis: head and trunk+tail