FIGURE 7 in Characidium chancoense, a new species of South American darter from the Río Cauca drainage, Colombia (Characiformes: Crenuchidae)

FIGURE 7. Comparison of the shape of the medial process of the fifth vertebra in the Characidium species present from the Magdalena-Cauca basin. a.) C. caucanum, IMCN 4529; b.) C. phoxocephalum, IMCN 4820; c.) C. chancoense, IMCN 4527; d.) C. cf. zebra, IMCN 2336. Scale bar 1 mm.