Fig. 9 in Revision of the Astyanax orthodus species-group (Teleostei: Characidae) with descriptions of three new species

Fig. 9. Squamation of pectoral-fin base, ventral view. A. Astyanax bimaculatus (Linnaeus, 1758). B. Astyanax yariguies (Torres-Mejía, Hernández & Senechal, 2012) comb. nov. In A, the pore of pectoral-fin is in epithelial tissue, covered or circumscribed by three scales indicated by the curved line, while in B, the pore of the base of pectoral-fin is part of a scale circumscribed by four scales, indicated by the curved line. Scale bars = 1 cm.